부산대학교 도서관

Hunter, GJ; Hamberg, LM; Ponzo, JA; Huang-Hellinger, FR; Morris, PP; Rabinov, J; Farkas, J; Lev, MK; Schaefer, PW; Ogilvy, CS; Schwamm, L; Buonanno, FS; Koroshetz, WJ; Wolf, GL; Gonzalez, RG

AMERICAN JOURNAL OF NEURORADIOLOGY; JAN 1998, 19 1, p29-p37, 9p.

Farkas, J; Lev, MH; Schwamm, LH; Ponzo, JA; Barest, G; Hunter, GJ; Wang, B; Hamberg, LM; Huang-Hellinger, FR; Putman, CM; Rordorf, G; Buonanno, F; Koroshetz, WJ; Gonzalez, RG

STROKE; JAN 1998, 29 1, p310-p310, 1p.

Hellinger, WC; Cawley, JJ; Alvarez, S; Hogan, SF; Harmesen, WS; Ilstrup, DM; Cockerill, FR

JOURNAL OF CLINICAL MICROBIOLOGY; OCT 1996, 34 10, p2544-p2547, 4p.

HELLINGER, WC; CAWLEY, JJ; ALVAREZ, S; HOGAN, SF; HARMSEN, WS; ILSTRUP, DM; COCKERILL, FR

JOURNAL OF CLINICAL MICROBIOLOGY; JUL 1995, 33 7, p1787-p1790, 4p.

Hanel RA; Lyerly Neurosurgery, Baptist Neurological Institute, Jacksonville, Florida, USA rhanel@lyerlyneuro.com.; Cortez GM; Lyerly Neurosurgery, Baptist Neurological Institute, Jacksonville, Florida, USA.; Lopes DK; Brain and Spine Institute, Advocate Aurora Health, Park Ridge, Illinois, USA.; Nelson PK; Interventional Radiology, NYU Langone Medical Center, New York, New York, USA.; Siddiqui AH; Department of Neurosurgery, University at Buffalo Jacobs School of Medicine and Biomedical Sciences, Buffalo, New York, USA.; Jabbour P; Department of Neurosurgery, Thomas Jefferson University Hospital, Philadelphia, Pennsylvania, USA.; Mendes Pereira V; Division of Neuroradiology, Department of Medical Imaging and Division of Neurosurgery, Department of Surgery, Toronto Western Hospital, Toronto, Ontario, Canada.; István IS; Department of Neuroradiology, National Institute of Neurosciences, Budapest, Hungary.; Zaidat OO; Neuroscience Institute, Mercy Health Saint Vincent Medical Center, Toledo, Ohio, USA.; Bettegowda C; Department of Neurosurgery, Johns Hopkins University School of Medicine, Baltimore, Maryland, USA.; Colby GP; Department Neurosurgery, University of California Los Angeles, Los Angeles, California, USA.; Mokin M; Department of Neurosurgery, University of South Florida College of Medicine, Tampa, Florida, USA.; Schirmer CM; Department of Neurosurgery, Geisinger Health System, Danville, Pennsylvania, USA.; Hellinger FR; Department of Radiology, Florida Hospital Neuroscience Institute, Winter Park, Florida, USA.; Given C; Department of Radiology, Baptist Health Lexington, Lexington, Kentucky, USA.; Krings T; Department of Medical Imaging, Toronto Western Hospital, Toronto, Ontario, Canada.; Taussky P; Department of Neurosurgery, University of Utah Health, Salt Lake City, Utah, USA.; Toth G; Cerebrovascular Center, Cleveland Clinic, Cleveland, Ohio, USA.; Fraser JF; Department of Neurological Surgery, University of Kentucky, Lexington, Kentucky, USA.; Chen M; Department of Neurological Surgery, Rush University Medical Center, Chicago, Illinois, USA.; Priest R; Charles T Dotter Department of Interventional Radiology, Dotter Interventional Institute, Oregon Health and Science University, Portland, Oregon, USA.; Kan P; Department of Neurosurgery, Baylor College of Medicine, Houston, Texas, USA.; Fiorella D; Department of Neurosurgery, Cerebrovascular Center, Stony Brook University, Stony Brook, New York, USA.; Frei D; Department of Neuroradiology, Swedish Medical Center, Englewood, Colorado, USA.; Aagaard-Kienitz B; Department of Neurological Surgery, University of Wisconsin-Madison School of Medicine and Public Health, Madison, Wisconsin, USA.; Diaz O; Cerebrovascular Center, Houston Methodist Research Institute, Houston, Texas, USA.; Malek AM; Department of Neurosurgery, Tufts Medical Center, Boston, Massachusetts, USA.; Cawley CM; Department of Neurointerventional Radiology and Neurosurgery, Emory University School of Medicine, Atlanta, Georgia, USA.; Puri AS; Department of Radiology, University of Massachusetts Medical School, Worcester, Massachusetts, USA.; Kallmes DF; Department of Radiology, Mayo Clinic, Rochester, Minnesota, USA.

Publisher: BMJ Publishing Group Country of Publication: England NLM ID: 101517079 Publication Model: Print-Electronic Cited Medium: Internet ISSN: 1759-8486 (Electronic) Linking ISSN: 17598478 NLM ISO Abbreviation: J Neurointerv Surg Subsets: MEDLINE

Hanel RA; Baptist Neurological Institute, Lyerly Neurosurgery, Jacksonville, Florida, USA.; Kallmes DF; Departments of Neurosurgery and Radiology, Mayo Clinic, Rochester, Minnesota, USA.; Lopes DK; Brain and Spine Institute, Advocate Aurora Health, Chicago, Illinois, USA.; Nelson PK; Interventional Radiology, New York University Langone Medical Center, New York, New York, USA.; Siddiqui A; Departments of Neurosurgery and Radiology, University at Buffalo Jacobs School of Medicine and Biomedical Sciences, Buffalo, New York, USA.; Jabbour P; Department of Neurosurgery, Thomas Jefferson University Hospital, Philadelphia, Pennsylvania, USA.; Pereira VM; Departments of Medical Imaging and Surgery, Division of Neuroradiology and Neurosurgery, Toronto Western Hospital, Toronto, Ontario, Canada.; Szikora István I; Department of Neuroradiology, National Institute of Neurosciences, Budapest, Hungary.; Zaidat OO; Neuroscience Institute, St Vincent Mercy Hospital, Toledo, Ohio, USA.; Bettegowda C; Department of Neurosurgery, Johns Hopkins University School of Medicine, Baltimore, Maryland, USA.; Colby GP; Department of Neurosurgery, University of California Los Angeles, Los Angeles, California, USA.; Mokin M; Department of Neurosurgery, University of South Florida, Tampa, Florida, USA.; Schirmer C; Department of Neurological Surgery, Geisinger Clinic, Danville, Pennsylvania, USA.; Hellinger FR; Department of Radiology, Florida Hospital Neuroscience Institute, Winter Park, Florida, USA.; Given Ii C; Department of Radiology, Baptist Health Lexington, Lexington, Kentucky, USA.; Krings T; Department of Medical Imaging, Toronto Western Hospital, Toronto, Ontario, Canada.; Taussky P; Department of Neurosurgery, University of Utah, Salt Lake City, Utah, USA.; Toth G; Cerebrovascular Center, Cleveland Clinic, Cleveland, Ohio, USA.; Fraser JF; Department of Neurological Surgery, University of Kentucky, Lexington, Kentucky, USA.; Chen M; Department of Neurological Surgery, Rush University Medical Center, Chicago, Illinois, USA.; Priest R; Charles T Dotter Department of Interventional Radiology, Dotter Interventional Institute, Oregon Health and Science University, Portland, Oregon, USA.; Kan P; Department of Neurosurgery, Baylor College of Medicine, Houston, Texas, USA.; Fiorella D; Department of Neurosurgery, Cerebrovascular Center, Stony Brook University, Stony Brook, New York, USA.; Frei D; Department of Neuroradiology, Swedish Medical Center, Denver, Colorado, USA.; Aagaard-Kienitz B; Department of Neurological Surgery, University of Wisconsin Madison School of Medicine and Public Health, Madison, Wisconsin, USA.; Diaz O; Division of Interventional Neuroradiology, Houston Methodist Research Institute, Houston, Texas, USA.; Malek AM; Department of Neurosurgery, Tufts Medical Center, Tufts University School of Medicine, Boston, Massachusetts, USA.; Cawley CM; Departments of Neurointerventional Radiology and Neurosurgery, Emory University School of Medicine, Atlanta, Georgia, USA.; Puri AS; New England Center for Stroke Research, Department of Radiology, University of Massachusetts Medical School, Worcester, Massachusetts, USA.

Publisher: BMJ Publishing Group Country of Publication: England NLM ID: 101517079 Publication Model: Print-Electronic Cited Medium: Internet ISSN: 1759-8486 (Electronic) Linking ISSN: 17598478 NLM ISO Abbreviation: J Neurointerv Surg Subsets: MEDLINE

Zaidat OO; From the Mercy Health St. Vincent Mercy Hospital, Toledo, OH (O.O.Z.).; Mueller-Kronast NH; Advanced Neuroscience Network/Tenet South Florida, Coral Springs (N.H.M.-K., R.K.).; Hassan AE; Valley Baptist Medical Center, Harlingen, TX (A.E.H.).; Haussen DC; Emory University School of Medicine, Atlanta, GA (D.C.H.).; Grady Memorial Hospital, Atlanta, GA (D.C.H., R.G.N.).; Jadhav AP; University of Pittsburgh Medical Center, PA (A.P.J.).; Froehler MT; Vanderbilt University Medical Center, Nashville, TN (M.T.F., R.C.).; Jahan R; University of California, Los Angeles, CA (R.J., J.L.S., S.S., D.S.L.).; Ali Aziz-Sultan M; Brigham and Women's Hospital, Boston, MA (M.A.A-S.).; Klucznik RP; Methodist Hospital, Houston, TX (R.P.K.).; Saver JL; University of California, Los Angeles, CA (R.J., J.L.S., S.S., D.S.L.).; Hellinger FR Jr; Florida Hospital Neuroscience Institute, Winter Park (F.R.H., R.H.G.).; Yavagal DR; University of Miami Miller School of Medicine/Jackson Memorial Hospital, FL (D.R.Y., E.C.P.).; Yao TL; Norton Neuroscience Institute, Norton Healthcare, Louisville, KY (T.L.Y., S.D.).; Gupta R; WellStar Neurosciences Network, WellStar Kennestone Regional Medical Center, Marietta, GA (R.G.).; Martin CO; St. Luke's Hospital of Kansas City, MO (C.O.M.).; Bozorgchami H; Oregon Health and Science University Hospital, Portland (H.B.).; Kaushal R; Advanced Neuroscience Network/Tenet South Florida, Coral Springs (N.H.M.-K., R.K.).; Nogueira RG; Grady Memorial Hospital, Atlanta, GA (D.C.H., R.G.N.).; Gandhi RH; Florida Hospital Neuroscience Institute, Winter Park (F.R.H., R.H.G.).; Peterson EC; University of Miami Miller School of Medicine/Jackson Memorial Hospital, FL (D.R.Y., E.C.P.).; Dashti S; Norton Neuroscience Institute, Norton Healthcare, Louisville, KY (T.L.Y., S.D.).; Given CA 2nd; Baptist Health Lexington/Central Baptist, KY (C.A.G.).; Mehta BP; South Broward Hospital, Hollywood, FL (B.P.M.).; Deshmukh V; Providence St. Vincent Medical Center, Portland, OR (V.D.).; Starkman S; University of California, Los Angeles, CA (R.J., J.L.S., S.S., D.S.L.).; Linfante I; Baptist Hospital of Miami, FL (I.L.).; McPherson SH; St. Dominic's-Jackson Memorial Hospital, MS (S.H.M.).; Kvamme P; University of Tennessee Medical Center, Knoxville (P.K.).; Grobelny TJ; Advocate Christ Medical Center, Oak Lawn, IL (T.J.G.).; Hussain MS; Cleveland Clinic, OH (M.S.H.).; Thacker I; Baylor University Medical Center, Dallas, TX (I.T.).; Vora N; OhioHealth Riverside Methodist Hospital, Columbus (N.V.).; Chen PR; Memorial Hermann Texas Medical Center, Houston (P.R.C.).; Monteith SJ; Swedish Medical Center First Hill Campus, Seattle, WA (S.J.M.).; Ecker RD; Maine Medical Center, Portland, ME (R.D.E.).; Schirmer CM; Geisinger Clinic, Danville, PA (C.M.S.).; Sauvageau E; Baptist Medical Center Jacksonville, FL (E.S.).; Chebl AB; Baptist Hospital Louisville, KY (A.B.C.).; Derdeyn CP; Barnes Jewish Hospital, St. Louis, MO (C.P.D.).; Maidan L; Mercy San Juan Medical Center and Mercy General, Carmichael, CA (L.M.).; Badruddin A; Presence St. Joseph Medical Center, Joliet, IL (A.B.).; Siddiqui AH; Buffalo General Medical Center, NY (A.H.S.).; Dumont TM; University of Arizona Medical Center, Tucson (T.M.D.).; Alhajeri A; University of Kentucky Hospital, Lexington (A.A.).; Taqi MA; Los Robles Medical Center, Thousand Oaks, CA (M.A.T.).; Asi K; Aurora Hospital, Milwaukee, WI (K.A.).; Carpenter J; West Virginia University/Ruby Memorial Hospital, Morgantown (J.C.).; Boulos A; Albany Medical Center, NY (A.B.).; Jindal G; University of Maryland Medical Center, Baltimore (G.J.).; Puri AS; University of Massachusetts Memorial Medical Center, Worcester (A.S.P.).; Chitale R; Vanderbilt University Medical Center, Nashville, TN (M.T.F., R.C.).; Deshaies EM; Crouse Hospital, Syracuse, NY (E.M.D.).; Robinson D; Virginia Mason Medical Center, Seattle, WA (D.R.).; Kallmes DF; Mayo Clinic, Rochester, MN (D.F.K.).; Baxter BW; Erlanger Medical Center, Chattanooga, TN (B.W.B.).; Jumaa M; ProMedica Toledo Hospital, OH (M.J.).; Sunenshine P; Banner University Medical Center, Phoenix, AZ (P.S.).; Majjhoo A; McLaren Flint, MI (A.M.).; English JD; California Pacific Medical Center, San Francisco (J.D.E.).; Suzuki S; University of California, Irvine (S.S.).; Fessler RD; St. John Providence Hospital, Detroit, MI (R.D.F.).; Delgado-Almandoz J; Abbott Northwestern Hospital, Minneapolis, MN (J.D-A.).; Martin JC; and Carolinas Medical Center, Charlotte, NC (J.C.M.).; Liebeskind DS; University of California, Los Angeles, CA (R.J., J.L.S., S.S., D.S.L.).

Publisher: Lippincott Williams & Wilkins Country of Publication: United States NLM ID: 0235266 Publication Model: Print Cited Medium: Internet ISSN: 1524-4628 (Electronic) Linking ISSN: 00392499 NLM ISO Abbreviation: Stroke Subsets: MEDLINE

Jadhav AP; From the Department of Neurology, University of Pittsburgh Medical Center, PA (A.P.J., T.G.J.).; Zaidat OO; St Vincent Mercy Hospital, Toledo, OH (O.O.Z.).; Liebeskind DS; Department of Neurology (D.S.L,).; University of California Los Angeles (D.S.L., R.J., V.S.).; Yavagal DR; Department of Neurological Surgery, University of Miami Miller School of Medicine/Jackson Memorial Hospital, FL (D.R.Y.).; Haussen DC; Department of Neurology, Emory University School of Medicine, Grady Memorial Hospital, Atlanta, GA (D.C.H., R.G.N.).; Hellinger FR Jr; Department of Radiology, Florida Hospital Neuroscience Institute, Winter Park (F.R.H.).; Jahan R; Department of Radiology, David Geffen School of Medicine (R.J., V.S.).; University of California Los Angeles (D.S.L., R.J., V.S.).; Jumaa MA; Department of Neurology, Promedica Toledo Hospital, OH (M.A.J.).; Szeder V; Department of Radiology, David Geffen School of Medicine (R.J., V.S.).; University of California Los Angeles (D.S.L., R.J., V.S.).; Nogueira RG; Department of Neurology, Emory University School of Medicine, Grady Memorial Hospital, Atlanta, GA (D.C.H., R.G.N.).; Jovin TG; From the Department of Neurology, University of Pittsburgh Medical Center, PA (A.P.J., T.G.J.).

Publisher: Lippincott Williams & Wilkins Country of Publication: United States NLM ID: 0235266 Publication Model: Print Cited Medium: Internet ISSN: 1524-4628 (Electronic) Linking ISSN: 00392499 NLM ISO Abbreviation: Stroke Subsets: MEDLINE

Veszelka S; Biological Barriers Research Group, Institute of Biophysics, Biological Research Centre, Hungarian Academy of Sciences, Szeged, Hungary.; Tóth A; Biological Barriers Research Group, Institute of Biophysics, Biological Research Centre, Hungarian Academy of Sciences, Szeged, Hungary.; Department of Biotechnology, Faculty of Science and Informatics, University of Szeged, Szeged, Hungary.; Walter FR; Biological Barriers Research Group, Institute of Biophysics, Biological Research Centre, Hungarian Academy of Sciences, Szeged, Hungary.; Tóth AE; Biological Barriers Research Group, Institute of Biophysics, Biological Research Centre, Hungarian Academy of Sciences, Szeged, Hungary.; Gróf I; Biological Barriers Research Group, Institute of Biophysics, Biological Research Centre, Hungarian Academy of Sciences, Szeged, Hungary.; Doctoral School in Biology, Faculty of Science and Informatics, University of Szeged, Szeged, Hungary.; Mészáros M; Biological Barriers Research Group, Institute of Biophysics, Biological Research Centre, Hungarian Academy of Sciences, Szeged, Hungary.; Doctoral School in Theoretical Medicine, Faculty of Medicine, University of Szeged, Szeged, Hungary.; Bocsik A; Biological Barriers Research Group, Institute of Biophysics, Biological Research Centre, Hungarian Academy of Sciences, Szeged, Hungary.; Hellinger É; In Vitro Metabolism Research, Division of Pharmacology and Drug Safety, Gedeon Richter Plc., Budapest, Hungary.; Vastag M; In Vitro Metabolism Research, Division of Pharmacology and Drug Safety, Gedeon Richter Plc., Budapest, Hungary.; Rákhely G; Biological Barriers Research Group, Institute of Biophysics, Biological Research Centre, Hungarian Academy of Sciences, Szeged, Hungary.; Department of Biotechnology, Faculty of Science and Informatics, University of Szeged, Szeged, Hungary.; Deli MA; Biological Barriers Research Group, Institute of Biophysics, Biological Research Centre, Hungarian Academy of Sciences, Szeged, Hungary.

Publisher: Frontiers Research Foundation Country of Publication: Switzerland NLM ID: 101477914 Publication Model: eCollection Cited Medium: Print ISSN: 1662-5099 (Print) Linking ISSN: 16625099 NLM ISO Abbreviation: Front Mol Neurosci Subsets: PubMed not MEDLINE

Nogueira RG; From the Marcus Stroke and Neuroscience Center, Grady Memorial Hospital, and the Department of Neurology, Emory University School of Medicine, Atlanta (R.G.N., D.C.H., M.R.F.); the Stroke Institute, Departments of Neurology (A.P.J., T.G.J.) and Neurosurgery (B.T.J.), University of Pittsburgh Medical Center, Pittsburgh, and Abington Health, Abington (Q.A.S.) - both in Pennsylvania; the Department of Neuroradiology, Hôpital Gui-de-Chauliac, Montpellier (A.B., V.C.), and the Department of Diagnostic and Therapeutic Neuroradiology (C.C.) and the Neuroimaging Center and Center for Clinical Investigations (J.-M.O.), University Hospital of Toulouse, Toulouse - both in France; OhioHealth Riverside Methodist Hospital, Columbus (R.F.B., N.A.V.), and University Hospitals of Cleveland, Cleveland (C.A.S., A.J.F.) - both in Ohio; Texas Stroke Institute, Dallas-Fort Worth (P.B., A.J.Y.), the Department of Neuroscience, Valley Baptist Medical Center, Harlingen (A.E.H., W.G.T.), and Berry Consultants, Austin (T.G., R.J.L.) - all in Texas; the Department of Neurology and Neurosurgery, University of Miami Miller School of Medicine-Jackson Memorial Hospital, Miami (D.R.Y., A.M.M.), Baptist Health, Jacksonville (R.A.H., A.A.), Memorial Regional Hospital, Hollywood (B.P.M.), and Florida Hospital, Orlando (F.R.H.) - all in Florida; the Stroke Unit, Hospital Vall d'Hebrón (M. Ribo, M. Rubiera), and Hospital Universitari de Bellvitge (P.C.), Barcelona, and the Department of Neuroscience, Hospital Germans Trias i Pujol, Universitat Autònoma de Barcelona, Badalona (M.M.) - all in Spain; the Department of Neurosurgery, State University of New York at Buffalo, Buffalo (E.I.L.); the Department of Interventional Neuroradiology, Royal Melbourne Hospital, Victoria (P.M.); the Departments of Neurology (M.C.) and Neurosurgery (D.K.L.), Rush University Medical Center, Chicago; California Pacific Medical Center (J.D.E.) and the Department of Neurology, University of California, San Francisco (W.S.S.), San Francisco, the Department of Neuroradiology, Kaiser Permanente (L.F.), and the Neurovascular Imaging Research Core, Department of Neurology and Comprehensive Stroke Center (D.S.L.), David Geffen School of Medicine, University of California, Los Angeles (UCLA) (D.S.L., J.L.S.), Los Angeles, Stryker Neurovascular, Fremont (R.S.), and Los Angeles County Harbor-UCLA Medical Center, Torrance (R.J.L.) - all in California; the Departments of Medical Imaging and Surgery (F.L.S., V.M.P.) and Neurology (V.M.P.), Toronto Western Hospital, University Health Network, University of Toronto, Toronto; the Department of Radiology, Erlanger Hospital at the University of Tennessee, Chattanooga (B.W.B.); the Department of Neurology, University of Kansas Medical Center, Kansas City (M.G.A.); and the Neuroscience Center, Capital Health Hospital, Trenton (E.V.), and the JFK Medical Center, Edison (J.F.K.) - both in New Jersey.; Jadhav AP; From the Marcus Stroke and Neuroscience Center, Grady Memorial Hospital, and the Department of Neurology, Emory University School of Medicine, Atlanta (R.G.N., D.C.H., M.R.F.); the Stroke Institute, Departments of Neurology (A.P.J., T.G.J.) and Neurosurgery (B.T.J.), University of Pittsburgh Medical Center, Pittsburgh, and Abington Health, Abington (Q.A.S.) - both in Pennsylvania; the Department of Neuroradiology, Hôpital Gui-de-Chauliac, Montpellier (A.B., V.C.), and the Department of Diagnostic and Therapeutic Neuroradiology (C.C.) and the Neuroimaging Center and Center for Clinical Investigations (J.-M.O.), University Hospital of Toulouse, Toulouse - both in France; OhioHealth Riverside Methodist Hospital, Columbus (R.F.B., N.A.V.), and University Hospitals of Cleveland, Cleveland (C.A.S., A.J.F.) - both in Ohio; Texas Stroke Institute, Dallas-Fort Worth (P.B., A.J.Y.), the Department of Neuroscience, Valley Baptist Medical Center, Harlingen (A.E.H., W.G.T.), and Berry Consultants, Austin (T.G., R.J.L.) - all in Texas; the Department of Neurology and Neurosurgery, University of Miami Miller School of Medicine-Jackson Memorial Hospital, Miami (D.R.Y., A.M.M.), Baptist Health, Jacksonville (R.A.H., A.A.), Memorial Regional Hospital, Hollywood (B.P.M.), and Florida Hospital, Orlando (F.R.H.) - all in Florida; the Stroke Unit, Hospital Vall d'Hebrón (M. Ribo, M. Rubiera), and Hospital Universitari de Bellvitge (P.C.), Barcelona, and the Department of Neuroscience, Hospital Germans Trias i Pujol, Universitat Autònoma de Barcelona, Badalona (M.M.) - all in Spain; the Department of Neurosurgery, State University of New York at Buffalo, Buffalo (E.I.L.); the Department of Interventional Neuroradiology, Royal Melbourne Hospital, Victoria (P.M.); the Departments of Neurology (M.C.) and Neurosurgery (D.K.L.), Rush University Medical Center, Chicago; California Pacific Medical Center (J.D.E.) and the Department of Neurology, University of California, San Francisco (W.S.S.), San Francisco, the Department of Neuroradiology, Kaiser Permanente (L.F.), and the Neurovascular Imaging Research Core, Department of Neurology and Comprehensive Stroke Center (D.S.L.), David Geffen School of Medicine, University of California, Los Angeles (UCLA) (D.S.L., J.L.S.), Los Angeles, Stryker Neurovascular, Fremont (R.S.), and Los Angeles County Harbor-UCLA Medical Center, Torrance (R.J.L.) - all in California; the Departments of Medical Imaging and Surgery (F.L.S., V.M.P.) and Neurology (V.M.P.), Toronto Western Hospital, University Health Network, University of Toronto, Toronto; the Department of Radiology, Erlanger Hospital at the University of Tennessee, Chattanooga (B.W.B.); the Department of Neurology, University of Kansas Medical Center, Kansas City (M.G.A.); and the Neuroscience Center, Capital Health Hospital, Trenton (E.V.), and the JFK Medical Center, Edison (J.F.K.) - both in New Jersey.; Haussen DC; From the Marcus Stroke and Neuroscience Center, Grady Memorial Hospital, and the Department of Neurology, Emory University School of Medicine, Atlanta (R.G.N., D.C.H., M.R.F.); the Stroke Institute, Departments of Neurology (A.P.J., T.G.J.) and Neurosurgery (B.T.J.), University of Pittsburgh Medical Center, Pittsburgh, and Abington Health, Abington (Q.A.S.) - both in Pennsylvania; the Department of Neuroradiology, Hôpital Gui-de-Chauliac, Montpellier (A.B., V.C.), and the Department of Diagnostic and Therapeutic Neuroradiology (C.C.) and the Neuroimaging Center and Center for Clinical Investigations (J.-M.O.), University Hospital of Toulouse, Toulouse - both in France; OhioHealth Riverside Methodist Hospital, Columbus (R.F.B., N.A.V.), and University Hospitals of Cleveland, Cleveland (C.A.S., A.J.F.) - both in Ohio; Texas Stroke Institute, Dallas-Fort Worth (P.B., A.J.Y.), the Department of Neuroscience, Valley Baptist Medical Center, Harlingen (A.E.H., W.G.T.), and Berry Consultants, Austin (T.G., R.J.L.) - all in Texas; the Department of Neurology and Neurosurgery, University of Miami Miller School of Medicine-Jackson Memorial Hospital, Miami (D.R.Y., A.M.M.), Baptist Health, Jacksonville (R.A.H., A.A.), Memorial Regional Hospital, Hollywood (B.P.M.), and Florida Hospital, Orlando (F.R.H.) - all in Florida; the Stroke Unit, Hospital Vall d'Hebrón (M. Ribo, M. Rubiera), and Hospital Universitari de Bellvitge (P.C.), Barcelona, and the Department of Neuroscience, Hospital Germans Trias i Pujol, Universitat Autònoma de Barcelona, Badalona (M.M.) - all in Spain; the Department of Neurosurgery, State University of New York at Buffalo, Buffalo (E.I.L.); the Department of Interventional Neuroradiology, Royal Melbourne Hospital, Victoria (P.M.); the Departments of Neurology (M.C.) and Neurosurgery (D.K.L.), Rush University Medical Center, Chicago; California Pacific Medical Center (J.D.E.) and the Department of Neurology, University of California, San Francisco (W.S.S.), San Francisco, the Department of Neuroradiology, Kaiser Permanente (L.F.), and the Neurovascular Imaging Research Core, Department of Neurology and Comprehensive Stroke Center (D.S.L.), David Geffen School of Medicine, University of California, Los Angeles (UCLA) (D.S.L., J.L.S.), Los Angeles, Stryker Neurovascular, Fremont (R.S.), and Los Angeles County Harbor-UCLA Medical Center, Torrance (R.J.L.) - all in California; the Departments of Medical Imaging and Surgery (F.L.S., V.M.P.) and Neurology (V.M.P.), Toronto Western Hospital, University Health Network, University of Toronto, Toronto; the Department of Radiology, Erlanger Hospital at the University of Tennessee, Chattanooga (B.W.B.); the Department of Neurology, University of Kansas Medical Center, Kansas City (M.G.A.); and the Neuroscience Center, Capital Health Hospital, Trenton (E.V.), and the JFK Medical Center, Edison (J.F.K.) - both in New Jersey.; Bonafe A; From the Marcus Stroke and Neuroscience Center, Grady Memorial Hospital, and the Department of Neurology, Emory University School of Medicine, Atlanta (R.G.N., D.C.H., M.R.F.); the Stroke Institute, Departments of Neurology (A.P.J., T.G.J.) and Neurosurgery (B.T.J.), University of Pittsburgh Medical Center, Pittsburgh, and Abington Health, Abington (Q.A.S.) - both in Pennsylvania; the Department of Neuroradiology, Hôpital Gui-de-Chauliac, Montpellier (A.B., V.C.), and the Department of Diagnostic and Therapeutic Neuroradiology (C.C.) and the Neuroimaging Center and Center for Clinical Investigations (J.-M.O.), University Hospital of Toulouse, Toulouse - both in France; OhioHealth Riverside Methodist Hospital, Columbus (R.F.B., N.A.V.), and University Hospitals of Cleveland, Cleveland (C.A.S., A.J.F.) - both in Ohio; Texas Stroke Institute, Dallas-Fort Worth (P.B., A.J.Y.), the Department of Neuroscience, Valley Baptist Medical Center, Harlingen (A.E.H., W.G.T.), and Berry Consultants, Austin (T.G., R.J.L.) - all in Texas; the Department of Neurology and Neurosurgery, University of Miami Miller School of Medicine-Jackson Memorial Hospital, Miami (D.R.Y., A.M.M.), Baptist Health, Jacksonville (R.A.H., A.A.), Memorial Regional Hospital, Hollywood (B.P.M.), and Florida Hospital, Orlando (F.R.H.) - all in Florida; the Stroke Unit, Hospital Vall d'Hebrón (M. Ribo, M. Rubiera), and Hospital Universitari de Bellvitge (P.C.), Barcelona, and the Department of Neuroscience, Hospital Germans Trias i Pujol, Universitat Autònoma de Barcelona, Badalona (M.M.) - all in Spain; the Department of Neurosurgery, State University of New York at Buffalo, Buffalo (E.I.L.); the Department of Interventional Neuroradiology, Royal Melbourne Hospital, Victoria (P.M.); the Departments of Neurology (M.C.) and Neurosurgery (D.K.L.), Rush University Medical Center, Chicago; California Pacific Medical Center (J.D.E.) and the Department of Neurology, University of California, San Francisco (W.S.S.), San Francisco, the Department of Neuroradiology, Kaiser Permanente (L.F.), and the Neurovascular Imaging Research Core, Department of Neurology and Comprehensive Stroke Center (D.S.L.), David Geffen School of Medicine, University of California, Los Angeles (UCLA) (D.S.L., J.L.S.), Los Angeles, Stryker Neurovascular, Fremont (R.S.), and Los Angeles County Harbor-UCLA Medical Center, Torrance (R.J.L.) - all in California; the Departments of Medical Imaging and Surgery (F.L.S., V.M.P.) and Neurology (V.M.P.), Toronto Western Hospital, University Health Network, University of Toronto, Toronto; the Department of Radiology, Erlanger Hospital at the University of Tennessee, Chattanooga (B.W.B.); the Department of Neurology, University of Kansas Medical Center, Kansas City (M.G.A.); and the Neuroscience Center, Capital Health Hospital, Trenton (E.V.), and the JFK Medical Center, Edison (J.F.K.) - both in New Jersey.; Budzik RF; From the Marcus Stroke and Neuroscience Center, Grady Memorial Hospital, and the Department of Neurology, Emory University School of Medicine, Atlanta (R.G.N., D.C.H., M.R.F.); the Stroke Institute, Departments of Neurology (A.P.J., T.G.J.) and Neurosurgery (B.T.J.), University of Pittsburgh Medical Center, Pittsburgh, and Abington Health, Abington (Q.A.S.) - both in Pennsylvania; the Department of Neuroradiology, Hôpital Gui-de-Chauliac, Montpellier (A.B., V.C.), and the Department of Diagnostic and Therapeutic Neuroradiology (C.C.) and the Neuroimaging Center and Center for Clinical Investigations (J.-M.O.), University Hospital of Toulouse, Toulouse - both in France; OhioHealth Riverside Methodist Hospital, Columbus (R.F.B., N.A.V.), and University Hospitals of Cleveland, Cleveland (C.A.S., A.J.F.) - both in Ohio; Texas Stroke Institute, Dallas-Fort Worth (P.B., A.J.Y.), the Department of Neuroscience, Valley Baptist Medical Center, Harlingen (A.E.H., W.G.T.), and Berry Consultants, Austin (T.G., R.J.L.) - all in Texas; the Department of Neurology and Neurosurgery, University of Miami Miller School of Medicine-Jackson Memorial Hospital, Miami (D.R.Y., A.M.M.), Baptist Health, Jacksonville (R.A.H., A.A.), Memorial Regional Hospital, Hollywood (B.P.M.), and Florida Hospital, Orlando (F.R.H.) - all in Florida; the Stroke Unit, Hospital Vall d'Hebrón (M. Ribo, M. Rubiera), and Hospital Universitari de Bellvitge (P.C.), Barcelona, and the Department of Neuroscience, Hospital Germans Trias i Pujol, Universitat Autònoma de Barcelona, Badalona (M.M.) - all in Spain; the Department of Neurosurgery, State University of New York at Buffalo, Buffalo (E.I.L.); the Department of Interventional Neuroradiology, Royal Melbourne Hospital, Victoria (P.M.); the Departments of Neurology (M.C.) and Neurosurgery (D.K.L.), Rush University Medical Center, Chicago; California Pacific Medical Center (J.D.E.) and the Department of Neurology, University of California, San Francisco (W.S.S.), San Francisco, the Department of Neuroradiology, Kaiser Permanente (L.F.), and the Neurovascular Imaging Research Core, Department of Neurology and Comprehensive Stroke Center (D.S.L.), David Geffen School of Medicine, University of California, Los Angeles (UCLA) (D.S.L., J.L.S.), Los Angeles, Stryker Neurovascular, Fremont (R.S.), and Los Angeles County Harbor-UCLA Medical Center, Torrance (R.J.L.) - all in California; the Departments of Medical Imaging and Surgery (F.L.S., V.M.P.) and Neurology (V.M.P.), Toronto Western Hospital, University Health Network, University of Toronto, Toronto; the Department of Radiology, Erlanger Hospital at the University of Tennessee, Chattanooga (B.W.B.); the Department of Neurology, University of Kansas Medical Center, Kansas City (M.G.A.); and the Neuroscience Center, Capital Health Hospital, Trenton (E.V.), and the JFK Medical Center, Edison (J.F.K.) - both in New Jersey.; Bhuva P; From the Marcus Stroke and Neuroscience Center, Grady Memorial Hospital, and the Department of Neurology, Emory University School of Medicine, Atlanta (R.G.N., D.C.H., M.R.F.); the Stroke Institute, Departments of Neurology (A.P.J., T.G.J.) and Neurosurgery (B.T.J.), University of Pittsburgh Medical Center, Pittsburgh, and Abington Health, Abington (Q.A.S.) - both in Pennsylvania; the Department of Neuroradiology, Hôpital Gui-de-Chauliac, Montpellier (A.B., V.C.), and the Department of Diagnostic and Therapeutic Neuroradiology (C.C.) and the Neuroimaging Center and Center for Clinical Investigations (J.-M.O.), University Hospital of Toulouse, Toulouse - both in France; OhioHealth Riverside Methodist Hospital, Columbus (R.F.B., N.A.V.), and University Hospitals of Cleveland, Cleveland (C.A.S., A.J.F.) - both in Ohio; Texas Stroke Institute, Dallas-Fort Worth (P.B., A.J.Y.), the Department of Neuroscience, Valley Baptist Medical Center, Harlingen (A.E.H., W.G.T.), and Berry Consultants, Austin (T.G., R.J.L.) - all in Texas; the Department of Neurology and Neurosurgery, University of Miami Miller School of Medicine-Jackson Memorial Hospital, Miami (D.R.Y., A.M.M.), Baptist Health, Jacksonville (R.A.H., A.A.), Memorial Regional Hospital, Hollywood (B.P.M.), and Florida Hospital, Orlando (F.R.H.) - all in Florida; the Stroke Unit, Hospital Vall d'Hebrón (M. Ribo, M. Rubiera), and Hospital Universitari de Bellvitge (P.C.), Barcelona, and the Department of Neuroscience, Hospital Germans Trias i Pujol, Universitat Autònoma de Barcelona, Badalona (M.M.) - all in Spain; the Department of Neurosurgery, State University of New York at Buffalo, Buffalo (E.I.L.); the Department of Interventional Neuroradiology, Royal Melbourne Hospital, Victoria (P.M.); the Departments of Neurology (M.C.) and Neurosurgery (D.K.L.), Rush University Medical Center, Chicago; California Pacific Medical Center (J.D.E.) and the Department of Neurology, University of California, San Francisco (W.S.S.), San Francisco, the Department of Neuroradiology, Kaiser Permanente (L.F.), and the Neurovascular Imaging Research Core, Department of Neurology and Comprehensive Stroke Center (D.S.L.), David Geffen School of Medicine, University of California, Los Angeles (UCLA) (D.S.L., J.L.S.), Los Angeles, Stryker Neurovascular, Fremont (R.S.), and Los Angeles County Harbor-UCLA Medical Center, Torrance (R.J.L.) - all in California; the Departments of Medical Imaging and Surgery (F.L.S., V.M.P.) and Neurology (V.M.P.), Toronto Western Hospital, University Health Network, University of Toronto, Toronto; the Department of Radiology, Erlanger Hospital at the University of Tennessee, Chattanooga (B.W.B.); the Department of Neurology, University of Kansas Medical Center, Kansas City (M.G.A.); and the Neuroscience Center, Capital Health Hospital, Trenton (E.V.), and the JFK Medical Center, Edison (J.F.K.) - both in New Jersey.; Yavagal DR; From the Marcus Stroke and Neuroscience Center, Grady Memorial Hospital, and the Department of Neurology, Emory University School of Medicine, Atlanta (R.G.N., D.C.H., M.R.F.); the Stroke Institute, Departments of Neurology (A.P.J., T.G.J.) and Neurosurgery (B.T.J.), University of Pittsburgh Medical Center, Pittsburgh, and Abington Health, Abington (Q.A.S.) - both in Pennsylvania; the Department of Neuroradiology, Hôpital Gui-de-Chauliac, Montpellier (A.B., V.C.), and the Department of Diagnostic and Therapeutic Neuroradiology (C.C.) and the Neuroimaging Center and Center for Clinical Investigations (J.-M.O.), University Hospital of Toulouse, Toulouse - both in France; OhioHealth Riverside Methodist Hospital, Columbus (R.F.B., N.A.V.), and University Hospitals of Cleveland, Cleveland (C.A.S., A.J.F.) - both in Ohio; Texas Stroke Institute, Dallas-Fort Worth (P.B., A.J.Y.), the Department of Neuroscience, Valley Baptist Medical Center, Harlingen (A.E.H., W.G.T.), and Berry Consultants, Austin (T.G., R.J.L.) - all in Texas; the Department of Neurology and Neurosurgery, University of Miami Miller School of Medicine-Jackson Memorial Hospital, Miami (D.R.Y., A.M.M.), Baptist Health, Jacksonville (R.A.H., A.A.), Memorial Regional Hospital, Hollywood (B.P.M.), and Florida Hospital, Orlando (F.R.H.) - all in Florida; the Stroke Unit, Hospital Vall d'Hebrón (M. Ribo, M. Rubiera), and Hospital Universitari de Bellvitge (P.C.), Barcelona, and the Department of Neuroscience, Hospital Germans Trias i Pujol, Universitat Autònoma de Barcelona, Badalona (M.M.) - all in Spain; the Department of Neurosurgery, State University of New York at Buffalo, Buffalo (E.I.L.); the Department of Interventional Neuroradiology, Royal Melbourne Hospital, Victoria (P.M.); the Departments of Neurology (M.C.) and Neurosurgery (D.K.L.), Rush University Medical Center, Chicago; California Pacific Medical Center (J.D.E.) and the Department of Neurology, University of California, San Francisco (W.S.S.), San Francisco, the Department of Neuroradiology, Kaiser Permanente (L.F.), and the Neurovascular Imaging Research Core, Department of Neurology and Comprehensive Stroke Center (D.S.L.), David Geffen School of Medicine, University of California, Los Angeles (UCLA) (D.S.L., J.L.S.), Los Angeles, Stryker Neurovascular, Fremont (R.S.), and Los Angeles County Harbor-UCLA Medical Center, Torrance (R.J.L.) - all in California; the Departments of Medical Imaging and Surgery (F.L.S., V.M.P.) and Neurology (V.M.P.), Toronto Western Hospital, University Health Network, University of Toronto, Toronto; the Department of Radiology, Erlanger Hospital at the University of Tennessee, Chattanooga (B.W.B.); the Department of Neurology, University of Kansas Medical Center, Kansas City (M.G.A.); and the Neuroscience Center, Capital Health Hospital, Trenton (E.V.), and the JFK Medical Center, Edison (J.F.K.) - both in New Jersey.; Ribo M; From the Marcus Stroke and Neuroscience Center, Grady Memorial Hospital, and the Department of Neurology, Emory University School of Medicine, Atlanta (R.G.N., D.C.H., M.R.F.); the Stroke Institute, Departments of Neurology (A.P.J., T.G.J.) and Neurosurgery (B.T.J.), University of Pittsburgh Medical Center, Pittsburgh, and Abington Health, Abington (Q.A.S.) - both in Pennsylvania; the Department of Neuroradiology, Hôpital Gui-de-Chauliac, Montpellier (A.B., V.C.), and the Department of Diagnostic and Therapeutic Neuroradiology (C.C.) and the Neuroimaging Center and Center for Clinical Investigations (J.-M.O.), University Hospital of Toulouse, Toulouse - both in France; OhioHealth Riverside Methodist Hospital, Columbus (R.F.B., N.A.V.), and University Hospitals of Cleveland, Cleveland (C.A.S., A.J.F.) - both in Ohio; Texas Stroke Institute, Dallas-Fort Worth (P.B., A.J.Y.), the Department of Neuroscience, Valley Baptist Medical Center, Harlingen (A.E.H., W.G.T.), and Berry Consultants, Austin (T.G., R.J.L.) - all in Texas; the Department of Neurology and Neurosurgery, University of Miami Miller School of Medicine-Jackson Memorial Hospital, Miami (D.R.Y., A.M.M.), Baptist Health, Jacksonville (R.A.H., A.A.), Memorial Regional Hospital, Hollywood (B.P.M.), and Florida Hospital, Orlando (F.R.H.) - all in Florida; the Stroke Unit, Hospital Vall d'Hebrón (M. Ribo, M. Rubiera), and Hospital Universitari de Bellvitge (P.C.), Barcelona, and the Department of Neuroscience, Hospital Germans Trias i Pujol, Universitat Autònoma de Barcelona, Badalona (M.M.) - all in Spain; the Department of Neurosurgery, State University of New York at Buffalo, Buffalo (E.I.L.); the Department of Interventional Neuroradiology, Royal Melbourne Hospital, Victoria (P.M.); the Departments of Neurology (M.C.) and Neurosurgery (D.K.L.), Rush University Medical Center, Chicago; California Pacific Medical Center (J.D.E.) and the Department of Neurology, University of California, San Francisco (W.S.S.), San Francisco, the Department of Neuroradiology, Kaiser Permanente (L.F.), and the Neurovascular Imaging Research Core, Department of Neurology and Comprehensive Stroke Center (D.S.L.), David Geffen School of Medicine, University of California, Los Angeles (UCLA) (D.S.L., J.L.S.), Los Angeles, Stryker Neurovascular, Fremont (R.S.), and Los Angeles County Harbor-UCLA Medical Center, Torrance (R.J.L.) - all in California; the Departments of Medical Imaging and Surgery (F.L.S., V.M.P.) and Neurology (V.M.P.), Toronto Western Hospital, University Health Network, University of Toronto, Toronto; the Department of Radiology, Erlanger Hospital at the University of Tennessee, Chattanooga (B.W.B.); the Department of Neurology, University of Kansas Medical Center, Kansas City (M.G.A.); and the Neuroscience Center, Capital Health Hospital, Trenton (E.V.), and the JFK Medical Center, Edison (J.F.K.) - both in New Jersey.; Cognard C; From the Marcus Stroke and Neuroscience Center, Grady Memorial Hospital, and the Department of Neurology, Emory University School of Medicine, Atlanta (R.G.N., D.C.H., M.R.F.); the Stroke Institute, Departments of Neurology (A.P.J., T.G.J.) and Neurosurgery (B.T.J.), University of Pittsburgh Medical Center, Pittsburgh, and Abington Health, Abington (Q.A.S.) - both in Pennsylvania; the Department of Neuroradiology, Hôpital Gui-de-Chauliac, Montpellier (A.B., V.C.), and the Department of Diagnostic and Therapeutic Neuroradiology (C.C.) and the Neuroimaging Center and Center for Clinical Investigations (J.-M.O.), University Hospital of Toulouse, Toulouse - both in France; OhioHealth Riverside Methodist Hospital, Columbus (R.F.B., N.A.V.), and University Hospitals of Cleveland, Cleveland (C.A.S., A.J.F.) - both in Ohio; Texas Stroke Institute, Dallas-Fort Worth (P.B., A.J.Y.), the Department of Neuroscience, Valley Baptist Medical Center, Harlingen (A.E.H., W.G.T.), and Berry Consultants, Austin (T.G., R.J.L.) - all in Texas; the Department of Neurology and Neurosurgery, University of Miami Miller School of Medicine-Jackson Memorial Hospital, Miami (D.R.Y., A.M.M.), Baptist Health, Jacksonville (R.A.H., A.A.), Memorial Regional Hospital, Hollywood (B.P.M.), and Florida Hospital, Orlando (F.R.H.) - all in Florida; the Stroke Unit, Hospital Vall d'Hebrón (M. Ribo, M. Rubiera), and Hospital Universitari de Bellvitge (P.C.), Barcelona, and the Department of Neuroscience, Hospital Germans Trias i Pujol, Universitat Autònoma de Barcelona, Badalona (M.M.) - all in Spain; the Department of Neurosurgery, State University of New York at Buffalo, Buffalo (E.I.L.); the Department of Interventional Neuroradiology, Royal Melbourne Hospital, Victoria (P.M.); the Departments of Neurology (M.C.) and Neurosurgery (D.K.L.), Rush University Medical Center, Chicago; California Pacific Medical Center (J.D.E.) and the Department of Neurology, University of California, San Francisco (W.S.S.), San Francisco, the Department of Neuroradiology, Kaiser Permanente (L.F.), and the Neurovascular Imaging Research Core, Department of Neurology and Comprehensive Stroke Center (D.S.L.), David Geffen School of Medicine, University of California, Los Angeles (UCLA) (D.S.L., J.L.S.), Los Angeles, Stryker Neurovascular, Fremont (R.S.), and Los Angeles County Harbor-UCLA Medical Center, Torrance (R.J.L.) - all in California; the Departments of Medical Imaging and Surgery (F.L.S., V.M.P.) and Neurology (V.M.P.), Toronto Western Hospital, University Health Network, University of Toronto, Toronto; the Department of Radiology, Erlanger Hospital at the University of Tennessee, Chattanooga (B.W.B.); the Department of Neurology, University of Kansas Medical Center, Kansas City (M.G.A.); and the Neuroscience Center, Capital Health Hospital, Trenton (E.V.), and the JFK Medical Center, Edison (J.F.K.) - both in New Jersey.; Hanel RA; From the Marcus Stroke and Neuroscience Center, Grady Memorial Hospital, and the Department of Neurology, Emory University School of Medicine, Atlanta (R.G.N., D.C.H., M.R.F.); the Stroke Institute, Departments of Neurology (A.P.J., T.G.J.) and Neurosurgery (B.T.J.), University of Pittsburgh Medical Center, Pittsburgh, and Abington Health, Abington (Q.A.S.) - both in Pennsylvania; the Department of Neuroradiology, Hôpital Gui-de-Chauliac, Montpellier (A.B., V.C.), and the Department of Diagnostic and Therapeutic Neuroradiology (C.C.) and the Neuroimaging Center and Center for Clinical Investigations (J.-M.O.), University Hospital of Toulouse, Toulouse - both in France; OhioHealth Riverside Methodist Hospital, Columbus (R.F.B., N.A.V.), and University Hospitals of Cleveland, Cleveland (C.A.S., A.J.F.) - both in Ohio; Texas Stroke Institute, Dallas-Fort Worth (P.B., A.J.Y.), the Department of Neuroscience, Valley Baptist Medical Center, Harlingen (A.E.H., W.G.T.), and Berry Consultants, Austin (T.G., R.J.L.) - all in Texas; the Department of Neurology and Neurosurgery, University of Miami Miller School of Medicine-Jackson Memorial Hospital, Miami (D.R.Y., A.M.M.), Baptist Health, Jacksonville (R.A.H., A.A.), Memorial Regional Hospital, Hollywood (B.P.M.), and Florida Hospital, Orlando (F.R.H.) - all in Florida; the Stroke Unit, Hospital Vall d'Hebrón (M. Ribo, M. Rubiera), and Hospital Universitari de Bellvitge (P.C.), Barcelona, and the Department of Neuroscience, Hospital Germans Trias i Pujol, Universitat Autònoma de Barcelona, Badalona (M.M.) - all in Spain; the Department of Neurosurgery, State University of New York at Buffalo, Buffalo (E.I.L.); the Department of Interventional Neuroradiology, Royal Melbourne Hospital, Victoria (P.M.); the Departments of Neurology (M.C.) and Neurosurgery (D.K.L.), Rush University Medical Center, Chicago; California Pacific Medical Center (J.D.E.) and the Department of Neurology, University of California, San Francisco (W.S.S.), San Francisco, the Department of Neuroradiology, Kaiser Permanente (L.F.), and the Neurovascular Imaging Research Core, Department of Neurology and Comprehensive Stroke Center (D.S.L.), David Geffen School of Medicine, University of California, Los Angeles (UCLA) (D.S.L., J.L.S.), Los Angeles, Stryker Neurovascular, Fremont (R.S.), and Los Angeles County Harbor-UCLA Medical Center, Torrance (R.J.L.) - all in California; the Departments of Medical Imaging and Surgery (F.L.S., V.M.P.) and Neurology (V.M.P.), Toronto Western Hospital, University Health Network, University of Toronto, Toronto; the Department of Radiology, Erlanger Hospital at the University of Tennessee, Chattanooga (B.W.B.); the Department of Neurology, University of Kansas Medical Center, Kansas City (M.G.A.); and the Neuroscience Center, Capital Health Hospital, Trenton (E.V.), and the JFK Medical Center, Edison (J.F.K.) - both in New Jersey.; Sila CA; From the Marcus Stroke and Neuroscience Center, Grady Memorial Hospital, and the Department of Neurology, Emory University School of Medicine, Atlanta (R.G.N., D.C.H., M.R.F.); the Stroke Institute, Departments of Neurology (A.P.J., T.G.J.) and Neurosurgery (B.T.J.), University of Pittsburgh Medical Center, Pittsburgh, and Abington Health, Abington (Q.A.S.) - both in Pennsylvania; the Department of Neuroradiology, Hôpital Gui-de-Chauliac, Montpellier (A.B., V.C.), and the Department of Diagnostic and Therapeutic Neuroradiology (C.C.) and the Neuroimaging Center and Center for Clinical Investigations (J.-M.O.), University Hospital of Toulouse, Toulouse - both in France; OhioHealth Riverside Methodist Hospital, Columbus (R.F.B., N.A.V.), and University Hospitals of Cleveland, Cleveland (C.A.S., A.J.F.) - both in Ohio; Texas Stroke Institute, Dallas-Fort Worth (P.B., A.J.Y.), the Department of Neuroscience, Valley Baptist Medical Center, Harlingen (A.E.H., W.G.T.), and Berry Consultants, Austin (T.G., R.J.L.) - all in Texas; the Department of Neurology and Neurosurgery, University of Miami Miller School of Medicine-Jackson Memorial Hospital, Miami (D.R.Y., A.M.M.), Baptist Health, Jacksonville (R.A.H., A.A.), Memorial Regional Hospital, Hollywood (B.P.M.), and Florida Hospital, Orlando (F.R.H.) - all in Florida; the Stroke Unit, Hospital Vall d'Hebrón (M. Ribo, M. Rubiera), and Hospital Universitari de Bellvitge (P.C.), Barcelona, and the Department of Neuroscience, Hospital Germans Trias i Pujol, Universitat Autònoma de Barcelona, Badalona (M.M.) - all in Spain; the Department of Neurosurgery, State University of New York at Buffalo, Buffalo (E.I.L.); the Department of Interventional Neuroradiology, Royal Melbourne Hospital, Victoria (P.M.); the Departments of Neurology (M.C.) and Neurosurgery (D.K.L.), Rush University Medical Center, Chicago; California Pacific Medical Center (J.D.E.) and the Department of Neurology, University of California, San Francisco (W.S.S.), San Francisco, the Department of Neuroradiology, Kaiser Permanente (L.F.), and the Neurovascular Imaging Research Core, Department of Neurology and Comprehensive Stroke Center (D.S.L.), David Geffen School of Medicine, University of California, Los Angeles (UCLA) (D.S.L., J.L.S.), Los Angeles, Stryker Neurovascular, Fremont (R.S.), and Los Angeles County Harbor-UCLA Medical Center, Torrance (R.J.L.) - all in California; the Departments of Medical Imaging and Surgery (F.L.S., V.M.P.) and Neurology (V.M.P.), Toronto Western Hospital, University Health Network, University of Toronto, Toronto; the Department of Radiology, Erlanger Hospital at the University of Tennessee, Chattanooga (B.W.B.); the Department of Neurology, University of Kansas Medical Center, Kansas City (M.G.A.); and the Neuroscience Center, Capital Health Hospital, Trenton (E.V.), and the JFK Medical Center, Edison (J.F.K.) - both in New Jersey.; Hassan AE; From the Marcus Stroke and Neuroscience Center, Grady Memorial Hospital, and the Department of Neurology, Emory University School of Medicine, Atlanta (R.G.N., D.C.H., M.R.F.); the Stroke Institute, Departments of Neurology (A.P.J., T.G.J.) and Neurosurgery (B.T.J.), University of Pittsburgh Medical Center, Pittsburgh, and Abington Health, Abington (Q.A.S.) - both in Pennsylvania; the Department of Neuroradiology, Hôpital Gui-de-Chauliac, Montpellier (A.B., V.C.), and the Department of Diagnostic and Therapeutic Neuroradiology (C.C.) and the Neuroimaging Center and Center for Clinical Investigations (J.-M.O.), University Hospital of Toulouse, Toulouse - both in France; OhioHealth Riverside Methodist Hospital, Columbus (R.F.B., N.A.V.), and University Hospitals of Cleveland, Cleveland (C.A.S., A.J.F.) - both in Ohio; Texas Stroke Institute, Dallas-Fort Worth (P.B., A.J.Y.), the Department of Neuroscience, Valley Baptist Medical Center, Harlingen (A.E.H., W.G.T.), and Berry Consultants, Austin (T.G., R.J.L.) - all in Texas; the Department of Neurology and Neurosurgery, University of Miami Miller School of Medicine-Jackson Memorial Hospital, Miami (D.R.Y., A.M.M.), Baptist Health, Jacksonville (R.A.H., A.A.), Memorial Regional Hospital, Hollywood (B.P.M.), and Florida Hospital, Orlando (F.R.H.) - all in Florida; the Stroke Unit, Hospital Vall d'Hebrón (M. Ribo, M. Rubiera), and Hospital Universitari de Bellvitge (P.C.), Barcelona, and the Department of Neuroscience, Hospital Germans Trias i Pujol, Universitat Autònoma de Barcelona, Badalona (M.M.) - all in Spain; the Department of Neurosurgery, State University of New York at Buffalo, Buffalo (E.I.L.); the Department of Interventional Neuroradiology, Royal Melbourne Hospital, Victoria (P.M.); the Departments of Neurology (M.C.) and Neurosurgery (D.K.L.), Rush University Medical Center, Chicago; California Pacific Medical Center (J.D.E.) and the Department of Neurology, University of California, San Francisco (W.S.S.), San Francisco, the Department of Neuroradiology, Kaiser Permanente (L.F.), and the Neurovascular Imaging Research Core, Department of Neurology and Comprehensive Stroke Center (D.S.L.), David Geffen School of Medicine, University of California, Los Angeles (UCLA) (D.S.L., J.L.S.), Los Angeles, Stryker Neurovascular, Fremont (R.S.), and Los Angeles County Harbor-UCLA Medical Center, Torrance (R.J.L.) - all in California; the Departments of Medical Imaging and Surgery (F.L.S., V.M.P.) and Neurology (V.M.P.), Toronto Western Hospital, University Health Network, University of Toronto, Toronto; the Department of Radiology, Erlanger Hospital at the University of Tennessee, Chattanooga (B.W.B.); the Department of Neurology, University of Kansas Medical Center, Kansas City (M.G.A.); and the Neuroscience Center, Capital Health Hospital, Trenton (E.V.), and the JFK Medical Center, Edison (J.F.K.) - both in New Jersey.; Millan M; From the Marcus Stroke and Neuroscience Center, Grady Memorial Hospital, and the Department of Neurology, Emory University School of Medicine, Atlanta (R.G.N., D.C.H., M.R.F.); the Stroke Institute, Departments of Neurology (A.P.J., T.G.J.) and Neurosurgery (B.T.J.), University of Pittsburgh Medical Center, Pittsburgh, and Abington Health, Abington (Q.A.S.) - both in Pennsylvania; the Department of Neuroradiology, Hôpital Gui-de-Chauliac, Montpellier (A.B., V.C.), and the Department of Diagnostic and Therapeutic Neuroradiology (C.C.) and the Neuroimaging Center and Center for Clinical Investigations (J.-M.O.), University Hospital of Toulouse, Toulouse - both in France; OhioHealth Riverside Methodist Hospital, Columbus (R.F.B., N.A.V.), and University Hospitals of Cleveland, Cleveland (C.A.S., A.J.F.) - both in Ohio; Texas Stroke Institute, Dallas-Fort Worth (P.B., A.J.Y.), the Department of Neuroscience, Valley Baptist Medical Center, Harlingen (A.E.H., W.G.T.), and Berry Consultants, Austin (T.G., R.J.L.) - all in Texas; the Department of Neurology and Neurosurgery, University of Miami Miller School of Medicine-Jackson Memorial Hospital, Miami (D.R.Y., A.M.M.), Baptist Health, Jacksonville (R.A.H., A.A.), Memorial Regional Hospital, Hollywood (B.P.M.), and Florida Hospital, Orlando (F.R.H.) - all in Florida; the Stroke Unit, Hospital Vall d'Hebrón (M. Ribo, M. Rubiera), and Hospital Universitari de Bellvitge (P.C.), Barcelona, and the Department of Neuroscience, Hospital Germans Trias i Pujol, Universitat Autònoma de Barcelona, Badalona (M.M.) - all in Spain; the Department of Neurosurgery, State University of New York at Buffalo, Buffalo (E.I.L.); the Department of Interventional Neuroradiology, Royal Melbourne Hospital, Victoria (P.M.); the Departments of Neurology (M.C.) and Neurosurgery (D.K.L.), Rush University Medical Center, Chicago; California Pacific Medical Center (J.D.E.) and the Department of Neurology, University of California, San Francisco (W.S.S.), San Francisco, the Department of Neuroradiology, Kaiser Permanente (L.F.), and the Neurovascular Imaging Research Core, Department of Neurology and Comprehensive Stroke Center (D.S.L.), David Geffen School of Medicine, University of California, Los Angeles (UCLA) (D.S.L., J.L.S.), Los Angeles, Stryker Neurovascular, Fremont (R.S.), and Los Angeles County Harbor-UCLA Medical Center, Torrance (R.J.L.) - all in California; the Departments of Medical Imaging and Surgery (F.L.S., V.M.P.) and Neurology (V.M.P.), Toronto Western Hospital, University Health Network, University of Toronto, Toronto; the Department of Radiology, Erlanger Hospital at the University of Tennessee, Chattanooga (B.W.B.); the Department of Neurology, University of Kansas Medical Center, Kansas City (M.G.A.); and the Neuroscience Center, Capital Health Hospital, Trenton (E.V.), and the JFK Medical Center, Edison (J.F.K.) - both in New Jersey.; Levy EI; From the Marcus Stroke and Neuroscience Center, Grady Memorial Hospital, and the Department of Neurology, Emory University School of Medicine, Atlanta (R.G.N., D.C.H., M.R.F.); the Stroke Institute, Departments of Neurology (A.P.J., T.G.J.) and Neurosurgery (B.T.J.), University of Pittsburgh Medical Center, Pittsburgh, and Abington Health, Abington (Q.A.S.) - both in Pennsylvania; the Department of Neuroradiology, Hôpital Gui-de-Chauliac, Montpellier (A.B., V.C.), and the Department of Diagnostic and Therapeutic Neuroradiology (C.C.) and the Neuroimaging Center and Center for Clinical Investigations (J.-M.O.), University Hospital of Toulouse, Toulouse - both in France; OhioHealth Riverside Methodist Hospital, Columbus (R.F.B., N.A.V.), and University Hospitals of Cleveland, Cleveland (C.A.S., A.J.F.) - both in Ohio; Texas Stroke Institute, Dallas-Fort Worth (P.B., A.J.Y.), the Department of Neuroscience, Valley Baptist Medical Center, Harlingen (A.E.H., W.G.T.), and Berry Consultants, Austin (T.G., R.J.L.) - all in Texas; the Department of Neurology and Neurosurgery, University of Miami Miller School of Medicine-Jackson Memorial Hospital, Miami (D.R.Y., A.M.M.), Baptist Health, Jacksonville (R.A.H., A.A.), Memorial Regional Hospital, Hollywood (B.P.M.), and Florida Hospital, Orlando (F.R.H.) - all in Florida; the Stroke Unit, Hospital Vall d'Hebrón (M. Ribo, M. Rubiera), and Hospital Universitari de Bellvitge (P.C.), Barcelona, and the Department of Neuroscience, Hospital Germans Trias i Pujol, Universitat Autònoma de Barcelona, Badalona (M.M.) - all in Spain; the Department of Neurosurgery, State University of New York at Buffalo, Buffalo (E.I.L.); the Department of Interventional Neuroradiology, Royal Melbourne Hospital, Victoria (P.M.); the Departments of Neurology (M.C.) and Neurosurgery (D.K.L.), Rush University Medical Center, Chicago; California Pacific Medical Center (J.D.E.) and the Department of Neurology, University of California, San Francisco (W.S.S.), San Francisco, the Department of Neuroradiology, Kaiser Permanente (L.F.), and the Neurovascular Imaging Research Core, Department of Neurology and Comprehensive Stroke Center (D.S.L.), David Geffen School of Medicine, University of California, Los Angeles (UCLA) (D.S.L., J.L.S.), Los Angeles, Stryker Neurovascular, Fremont (R.S.), and Los Angeles County Harbor-UCLA Medical Center, Torrance (R.J.L.) - all in California; the Departments of Medical Imaging and Surgery (F.L.S., V.M.P.) and Neurology (V.M.P.), Toronto Western Hospital, University Health Network, University of Toronto, Toronto; the Department of Radiology, Erlanger Hospital at the University of Tennessee, Chattanooga (B.W.B.); the Department of Neurology, University of Kansas Medical Center, Kansas City (M.G.A.); and the Neuroscience Center, Capital Health Hospital, Trenton (E.V.), and the JFK Medical Center, Edison (J.F.K.) - both in New Jersey.; Mitchell P; From the Marcus Stroke and Neuroscience Center, Grady Memorial Hospital, and the Department of Neurology, Emory University School of Medicine, Atlanta (R.G.N., D.C.H., M.R.F.); the Stroke Institute, Departments of Neurology (A.P.J., T.G.J.) and Neurosurgery (B.T.J.), University of Pittsburgh Medical Center, Pittsburgh, and Abington Health, Abington (Q.A.S.) - both in Pennsylvania; the Department of Neuroradiology, Hôpital Gui-de-Chauliac, Montpellier (A.B., V.C.), and the Department of Diagnostic and Therapeutic Neuroradiology (C.C.) and the Neuroimaging Center and Center for Clinical Investigations (J.-M.O.), University Hospital of Toulouse, Toulouse - both in France; OhioHealth Riverside Methodist Hospital, Columbus (R.F.B., N.A.V.), and University Hospitals of Cleveland, Cleveland (C.A.S., A.J.F.) - both in Ohio; Texas Stroke Institute, Dallas-Fort Worth (P.B., A.J.Y.), the Department of Neuroscience, Valley Baptist Medical Center, Harlingen (A.E.H., W.G.T.), and Berry Consultants, Austin (T.G., R.J.L.) - all in Texas; the Department of Neurology and Neurosurgery, University of Miami Miller School of Medicine-Jackson Memorial Hospital, Miami (D.R.Y., A.M.M.), Baptist Health, Jacksonville (R.A.H., A.A.), Memorial Regional Hospital, Hollywood (B.P.M.), and Florida Hospital, Orlando (F.R.H.) - all in Florida; the Stroke Unit, Hospital Vall d'Hebrón (M. Ribo, M. Rubiera), and Hospital Universitari de Bellvitge (P.C.), Barcelona, and the Department of Neuroscience, Hospital Germans Trias i Pujol, Universitat Autònoma de Barcelona, Badalona (M.M.) - all in Spain; the Department of Neurosurgery, State University of New York at Buffalo, Buffalo (E.I.L.); the Department of Interventional Neuroradiology, Royal Melbourne Hospital, Victoria (P.M.); the Departments of Neurology (M.C.) and Neurosurgery (D.K.L.), Rush University Medical Center, Chicago; California Pacific Medical Center (J.D.E.) and the Department of Neurology, University of California, San Francisco (W.S.S.), San Francisco, the Department of Neuroradiology, Kaiser Permanente (L.F.), and the Neurovascular Imaging Research Core, Department of Neurology and Comprehensive Stroke Center (D.S.L.), David Geffen School of Medicine, University of California, Los Angeles (UCLA) (D.S.L., J.L.S.), Los Angeles, Stryker Neurovascular, Fremont (R.S.), and Los Angeles County Harbor-UCLA Medical Center, Torrance (R.J.L.) - all in California; the Departments of Medical Imaging and Surgery (F.L.S., V.M.P.) and Neurology (V.M.P.), Toronto Western Hospital, University Health Network, University of Toronto, Toronto; the Department of Radiology, Erlanger Hospital at the University of Tennessee, Chattanooga (B.W.B.); the Department of Neurology, University of Kansas Medical Center, Kansas City (M.G.A.); and the Neuroscience Center, Capital Health Hospital, Trenton (E.V.), and the JFK Medical Center, Edison (J.F.K.) - both in New Jersey.; Chen M; From the Marcus Stroke and Neuroscience Center, Grady Memorial Hospital, and the Department of Neurology, Emory University School of Medicine, Atlanta (R.G.N., D.C.H., M.R.F.); the Stroke Institute, Departments of Neurology (A.P.J., T.G.J.) and Neurosurgery (B.T.J.), University of Pittsburgh Medical Center, Pittsburgh, and Abington Health, Abington (Q.A.S.) - both in Pennsylvania; the Department of Neuroradiology, Hôpital Gui-de-Chauliac, Montpellier (A.B., V.C.), and the Department of Diagnostic and Therapeutic Neuroradiology (C.C.) and the Neuroimaging Center and Center for Clinical Investigations (J.-M.O.), University Hospital of Toulouse, Toulouse - both in France; OhioHealth Riverside Methodist Hospital, Columbus (R.F.B., N.A.V.), and University Hospitals of Cleveland, Cleveland (C.A.S., A.J.F.) - both in Ohio; Texas Stroke Institute, Dallas-Fort Worth (P.B., A.J.Y.), the Department of Neuroscience, Valley Baptist Medical Center, Harlingen (A.E.H., W.G.T.), and Berry Consultants, Austin (T.G., R.J.L.) - all in Texas; the Department of Neurology and Neurosurgery, University of Miami Miller School of Medicine-Jackson Memorial Hospital, Miami (D.R.Y., A.M.M.), Baptist Health, Jacksonville (R.A.H., A.A.), Memorial Regional Hospital, Hollywood (B.P.M.), and Florida Hospital, Orlando (F.R.H.) - all in Florida; the Stroke Unit, Hospital Vall d'Hebrón (M. Ribo, M. Rubiera), and Hospital Universitari de Bellvitge (P.C.), Barcelona, and the Department of Neuroscience, Hospital Germans Trias i Pujol, Universitat Autònoma de Barcelona, Badalona (M.M.) - all in Spain; the Department of Neurosurgery, State University of New York at Buffalo, Buffalo (E.I.L.); the Department of Interventional Neuroradiology, Royal Melbourne Hospital, Victoria (P.M.); the Departments of Neurology (M.C.) and Neurosurgery (D.K.L.), Rush University Medical Center, Chicago; California Pacific Medical Center (J.D.E.) and the Department of Neurology, University of California, San Francisco (W.S.S.), San Francisco, the Department of Neuroradiology, Kaiser Permanente (L.F.), and the Neurovascular Imaging Research Core, Department of Neurology and Comprehensive Stroke Center (D.S.L.), David Geffen School of Medicine, University of California, Los Angeles (UCLA) (D.S.L., J.L.S.), Los Angeles, Stryker Neurovascular, Fremont (R.S.), and Los Angeles County Harbor-UCLA Medical Center, Torrance (R.J.L.) - all in California; the Departments of Medical Imaging and Surgery (F.L.S., V.M.P.) and Neurology (V.M.P.), Toronto Western Hospital, University Health Network, University of Toronto, Toronto; the Department of Radiology, Erlanger Hospital at the University of Tennessee, Chattanooga (B.W.B.); the Department of Neurology, University of Kansas Medical Center, Kansas City (M.G.A.); and the Neuroscience Center, Capital Health Hospital, Trenton (E.V.), and the JFK Medical Center, Edison (J.F.K.) - both in New Jersey.; English JD; From the Marcus Stroke and Neuroscience Center, Grady Memorial Hospital, and the Department of Neurology, Emory University School of Medicine, Atlanta (R.G.N., D.C.H., M.R.F.); the Stroke Institute, Departments of Neurology (A.P.J., T.G.J.) and Neurosurgery (B.T.J.), University of Pittsburgh Medical Center, Pittsburgh, and Abington Health, Abington (Q.A.S.) - both in Pennsylvania; the Department of Neuroradiology, Hôpital Gui-de-Chauliac, Montpellier (A.B., V.C.), and the Department of Diagnostic and Therapeutic Neuroradiology (C.C.) and the Neuroimaging Center and Center for Clinical Investigations (J.-M.O.), University Hospital of Toulouse, Toulouse - both in France; OhioHealth Riverside Methodist Hospital, Columbus (R.F.B., N.A.V.), and University Hospitals of Cleveland, Cleveland (C.A.S., A.J.F.) - both in Ohio; Texas Stroke Institute, Dallas-Fort Worth (P.B., A.J.Y.), the Department of Neuroscience, Valley Baptist Medical Center, Harlingen (A.E.H., W.G.T.), and Berry Consultants, Austin (T.G., R.J.L.) - all in Texas; the Department of Neurology and Neurosurgery, University of Miami Miller School of Medicine-Jackson Memorial Hospital, Miami (D.R.Y., A.M.M.), Baptist Health, Jacksonville (R.A.H., A.A.), Memorial Regional Hospital, Hollywood (B.P.M.), and Florida Hospital, Orlando (F.R.H.) - all in Florida; the Stroke Unit, Hospital Vall d'Hebrón (M. Ribo, M. Rubiera), and Hospital Universitari de Bellvitge (P.C.), Barcelona, and the Department of Neuroscience, Hospital Germans Trias i Pujol, Universitat Autònoma de Barcelona, Badalona (M.M.) - all in Spain; the Department of Neurosurgery, State University of New York at Buffalo, Buffalo (E.I.L.); the Department of Interventional Neuroradiology, Royal Melbourne Hospital, Victoria (P.M.); the Departments of Neurology (M.C.) and Neurosurgery (D.K.L.), Rush University Medical Center, Chicago; California Pacific Medical Center (J.D.E.) and the Department of Neurology, University of California, San Francisco (W.S.S.), San Francisco, the Department of Neuroradiology, Kaiser Permanente (L.F.), and the Neurovascular Imaging Research Core, Department of Neurology and Comprehensive Stroke Center (D.S.L.), David Geffen School of Medicine, University of California, Los Angeles (UCLA) (D.S.L., J.L.S.), Los Angeles, Stryker Neurovascular, Fremont (R.S.), and Los Angeles County Harbor-UCLA Medical Center, Torrance (R.J.L.) - all in California; the Departments of Medical Imaging and Surgery (F.L.S., V.M.P.) and Neurology (V.M.P.), Toronto Western Hospital, University Health Network, University of Toronto, Toronto; the Department of Radiology, Erlanger Hospital at the University of Tennessee, Chattanooga (B.W.B.); the Department of Neurology, University of Kansas Medical Center, Kansas City (M.G.A.); and the Neuroscience Center, Capital Health Hospital, Trenton (E.V.), and the JFK Medical Center, Edison (J.F.K.) - both in New Jersey.; Shah QA; From the Marcus Stroke and Neuroscience Center, Grady Memorial Hospital, and the Department of Neurology, Emory University School of Medicine, Atlanta (R.G.N., D.C.H., M.R.F.); the Stroke Institute, Departments of Neurology (A.P.J., T.G.J.) and Neurosurgery (B.T.J.), University of Pittsburgh Medical Center, Pittsburgh, and Abington Health, Abington (Q.A.S.) - both in Pennsylvania; the Department of Neuroradiology, Hôpital Gui-de-Chauliac, Montpellier (A.B., V.C.), and the Department of Diagnostic and Therapeutic Neuroradiology (C.C.) and the Neuroimaging Center and Center for Clinical Investigations (J.-M.O.), University Hospital of Toulouse, Toulouse - both in France; OhioHealth Riverside Methodist Hospital, Columbus (R.F.B., N.A.V.), and University Hospitals of Cleveland, Cleveland (C.A.S., A.J.F.) - both in Ohio; Texas Stroke Institute, Dallas-Fort Worth (P.B., A.J.Y.), the Department of Neuroscience, Valley Baptist Medical Center, Harlingen (A.E.H., W.G.T.), and Berry Consultants, Austin (T.G., R.J.L.) - all in Texas; the Department of Neurology and Neurosurgery, University of Miami Miller School of Medicine-Jackson Memorial Hospital, Miami (D.R.Y., A.M.M.), Baptist Health, Jacksonville (R.A.H., A.A.), Memorial Regional Hospital, Hollywood (B.P.M.), and Florida Hospital, Orlando (F.R.H.) - all in Florida; the Stroke Unit, Hospital Vall d'Hebrón (M. Ribo, M. Rubiera), and Hospital Universitari de Bellvitge (P.C.), Barcelona, and the Department of Neuroscience, Hospital Germans Trias i Pujol, Universitat Autònoma de Barcelona, Badalona (M.M.) - all in Spain; the Department of Neurosurgery, State University of New York at Buffalo, Buffalo (E.I.L.); the Department of Interventional Neuroradiology, Royal Melbourne Hospital, Victoria (P.M.); the Departments of Neurology (M.C.) and Neurosurgery (D.K.L.), Rush University Medical Center, Chicago; California Pacific Medical Center (J.D.E.) and the Department of Neurology, University of California, San Francisco (W.S.S.), San Francisco, the Department of Neuroradiology, Kaiser Permanente (L.F.), and the Neurovascular Imaging Research Core, Department of Neurology and Comprehensive Stroke Center (D.S.L.), David Geffen School of Medicine, University of California, Los Angeles (UCLA) (D.S.L., J.L.S.), Los Angeles, Stryker Neurovascular, Fremont (R.S.), and Los Angeles County Harbor-UCLA Medical Center, Torrance (R.J.L.) - all in California; the Departments of Medical Imaging and Surgery (F.L.S., V.M.P.) and Neurology (V.M.P.), Toronto Western Hospital, University Health Network, University of Toronto, Toronto; the Department of Radiology, Erlanger Hospital at the University of Tennessee, Chattanooga (B.W.B.); the Department of Neurology, University of Kansas Medical Center, Kansas City (M.G.A.); and the Neuroscience Center, Capital Health Hospital, Trenton (E.V.), and the JFK Medical Center, Edison (J.F.K.) - both in New Jersey.; Silver FL; From the Marcus Stroke and Neuroscience Center, Grady Memorial Hospital, and the Department of Neurology, Emory University School of Medicine, Atlanta (R.G.N., D.C.H., M.R.F.); the Stroke Institute, Departments of Neurology (A.P.J., T.G.J.) and Neurosurgery (B.T.J.), University of Pittsburgh Medical Center, Pittsburgh, and Abington Health, Abington (Q.A.S.) - both in Pennsylvania; the Department of Neuroradiology, Hôpital Gui-de-Chauliac, Montpellier (A.B., V.C.), and the Department of Diagnostic and Therapeutic Neuroradiology (C.C.) and the Neuroimaging Center and Center for Clinical Investigations (J.-M.O.), University Hospital of Toulouse, Toulouse - both in France; OhioHealth Riverside Methodist Hospital, Columbus (R.F.B., N.A.V.), and University Hospitals of Cleveland, Cleveland (C.A.S., A.J.F.) - both in Ohio; Texas Stroke Institute, Dallas-Fort Worth (P.B., A.J.Y.), the Department of Neuroscience, Valley Baptist Medical Center, Harlingen (A.E.H., W.G.T.), and Berry Consultants, Austin (T.G., R.J.L.) - all in Texas; the Department of Neurology and Neurosurgery, University of Miami Miller School of Medicine-Jackson Memorial Hospital, Miami (D.R.Y., A.M.M.), Baptist Health, Jacksonville (R.A.H., A.A.), Memorial Regional Hospital, Hollywood (B.P.M.), and Florida Hospital, Orlando (F.R.H.) - all in Florida; the Stroke Unit, Hospital Vall d'Hebrón (M. Ribo, M. Rubiera), and Hospital Universitari de Bellvitge (P.C.), Barcelona, and the Department of Neuroscience, Hospital Germans Trias i Pujol, Universitat Autònoma de Barcelona, Badalona (M.M.) - all in Spain; the Department of Neurosurgery, State University of New York at Buffalo, Buffalo (E.I.L.); the Department of Interventional Neuroradiology, Royal Melbourne Hospital, Victoria (P.M.); the Departments of Neurology (M.C.) and Neurosurgery (D.K.L.), Rush University Medical Center, Chicago; California Pacific Medical Center (J.D.E.) and the Department of Neurology, University of California, San Francisco (W.S.S.), San Francisco, the Department of Neuroradiology, Kaiser Permanente (L.F.), and the Neurovascular Imaging Research Core, Department of Neurology and Comprehensive Stroke Center (D.S.L.), David Geffen School of Medicine, University of California, Los Angeles (UCLA) (D.S.L., J.L.S.), Los Angeles, Stryker Neurovascular, Fremont (R.S.), and Los Angeles County Harbor-UCLA Medical Center, Torrance (R.J.L.) - all in California; the Departments of Medical Imaging and Surgery (F.L.S., V.M.P.) and Neurology (V.M.P.), Toronto Western Hospital, University Health Network, University of Toronto, Toronto; the Department of Radiology, Erlanger Hospital at the University of Tennessee, Chattanooga (B.W.B.); the Department of Neurology, University of Kansas Medical Center, Kansas City (M.G.A.); and the Neuroscience Center, Capital Health Hospital, Trenton (E.V.), and the JFK Medical Center, Edison (J.F.K.) - both in New Jersey.; Pereira VM; From the Marcus Stroke and Neuroscience Center, Grady Memorial Hospital, and the Department of Neurology, Emory University School of Medicine, Atlanta (R.G.N., D.C.H., M.R.F.); the Stroke Institute, Departments of Neurology (A.P.J., T.G.J.) and Neurosurgery (B.T.J.), University of Pittsburgh Medical Center, Pittsburgh, and Abington Health, Abington (Q.A.S.) - both in Pennsylvania; the Department of Neuroradiology, Hôpital Gui-de-Chauliac, Montpellier (A.B., V.C.), and the Department of Diagnostic and Therapeutic Neuroradiology (C.C.) and the Neuroimaging Center and Center for Clinical Investigations (J.-M.O.), University Hospital of Toulouse, Toulouse - both in France; OhioHealth Riverside Methodist Hospital, Columbus (R.F.B., N.A.V.), and University Hospitals of Cleveland, Cleveland (C.A.S., A.J.F.) - both in Ohio; Texas Stroke Institute, Dallas-Fort Worth (P.B., A.J.Y.), the Department of Neuroscience, Valley Baptist Medical Center, Harlingen (A.E.H., W.G.T.), and Berry Consultants, Austin (T.G., R.J.L.) - all in Texas; the Department of Neurology and Neurosurgery, University of Miami Miller School of Medicine-Jackson Memorial Hospital, Miami (D.R.Y., A.M.M.), Baptist Health, Jacksonville (R.A.H., A.A.), Memorial Regional Hospital, Hollywood (B.P.M.), and Florida Hospital, Orlando (F.R.H.) - all in Florida; the Stroke Unit, Hospital Vall d'Hebrón (M. Ribo, M. Rubiera), and Hospital Universitari de Bellvitge (P.C.), Barcelona, and the Department of Neuroscience, Hospital Germans Trias i Pujol, Universitat Autònoma de Barcelona, Badalona (M.M.) - all in Spain; the Department of Neurosurgery, State University of New York at Buffalo, Buffalo (E.I.L.); the Department of Interventional Neuroradiology, Royal Melbourne Hospital, Victoria (P.M.); the Departments of Neurology (M.C.) and Neurosurgery (D.K.L.), Rush University Medical Center, Chicago; California Pacific Medical Center (J.D.E.) and the Department of Neurology, University of California, San Francisco (W.S.S.), San Francisco, the Department of Neuroradiology, Kaiser Permanente (L.F.), and the Neurovascular Imaging Research Core, Department of Neurology and Comprehensive Stroke Center (D.S.L.), David Geffen School of Medicine, University of California, Los Angeles (UCLA) (D.S.L., J.L.S.), Los Angeles, Stryker Neurovascular, Fremont (R.S.), and Los Angeles County Harbor-UCLA Medical Center, Torrance (R.J.L.) - all in California; the Departments of Medical Imaging and Surgery (F.L.S., V.M.P.) and Neurology (V.M.P.), Toronto Western Hospital, University Health Network, University of Toronto, Toronto; the Department of Radiology, Erlanger Hospital at the University of Tennessee, Chattanooga (B.W.B.); the Department of Neurology, University of Kansas Medical Center, Kansas City (M.G.A.); and the Neuroscience Center, Capital Health Hospital, Trenton (E.V.), and the JFK Medical Center, Edison (J.F.K.) - both in New Jersey.; Mehta BP; From the Marcus Stroke and Neuroscience Center, Grady Memorial Hospital, and the Department of Neurology, Emory University School of Medicine, Atlanta (R.G.N., D.C.H., M.R.F.); the Stroke Institute, Departments of Neurology (A.P.J., T.G.J.) and Neurosurgery (B.T.J.), University of Pittsburgh Medical Center, Pittsburgh, and Abington Health, Abington (Q.A.S.) - both in Pennsylvania; the Department of Neuroradiology, Hôpital Gui-de-Chauliac, Montpellier (A.B., V.C.), and the Department of Diagnostic and Therapeutic Neuroradiology (C.C.) and the Neuroimaging Center and Center for Clinical Investigations (J.-M.O.), University Hospital of Toulouse, Toulouse - both in France; OhioHealth Riverside Methodist Hospital, Columbus (R.F.B., N.A.V.), and University Hospitals of Cleveland, Cleveland (C.A.S., A.J.F.) - both in Ohio; Texas Stroke Institute, Dallas-Fort Worth (P.B., A.J.Y.), the Department of Neuroscience, Valley Baptist Medical Center, Harlingen (A.E.H., W.G.T.), and Berry Consultants, Austin (T.G., R.J.L.) - all in Texas; the Department of Neurology and Neurosurgery, University of Miami Miller School of Medicine-Jackson Memorial Hospital, Miami (D.R.Y., A.M.M.), Baptist Health, Jacksonville (R.A.H., A.A.), Memorial Regional Hospital, Hollywood (B.P.M.), and Florida Hospital, Orlando (F.R.H.) - all in Florida; the Stroke Unit, Hospital Vall d'Hebrón (M. Ribo, M. Rubiera), and Hospital Universitari de Bellvitge (P.C.), Barcelona, and the Department of Neuroscience, Hospital Germans Trias i Pujol, Universitat Autònoma de Barcelona, Badalona (M.M.) - all in Spain; the Department of Neurosurgery, State University of New York at Buffalo, Buffalo (E.I.L.); the Department of Interventional Neuroradiology, Royal Melbourne Hospital, Victoria (P.M.); the Departments of Neurology (M.C.) and Neurosurgery (D.K.L.), Rush University Medical Center, Chicago; California Pacific Medical Center (J.D.E.) and the Department of Neurology, University of California, San Francisco (W.S.S.), San Francisco, the Department of Neuroradiology, Kaiser Permanente (L.F.), and the Neurovascular Imaging Research Core, Department of Neurology and Comprehensive Stroke Center (D.S.L.), David Geffen School of Medicine, University of California, Los Angeles (UCLA) (D.S.L., J.L.S.), Los Angeles, Stryker Neurovascular, Fremont (R.S.), and Los Angeles County Harbor-UCLA Medical Center, Torrance (R.J.L.) - all in California; the Departments of Medical Imaging and Surgery (F.L.S., V.M.P.) and Neurology (V.M.P.), Toronto Western Hospital, University Health Network, University of Toronto, Toronto; the Department of Radiology, Erlanger Hospital at the University of Tennessee, Chattanooga (B.W.B.); the Department of Neurology, University of Kansas Medical Center, Kansas City (M.G.A.); and the Neuroscience Center, Capital Health Hospital, Trenton (E.V.), and the JFK Medical Center, Edison (J.F.K.) - both in New Jersey.; Baxter BW; From the Marcus Stroke and Neuroscience Center, Grady Memorial Hospital, and the Department of Neurology, Emory University School of Medicine, Atlanta (R.G.N., D.C.H., M.R.F.); the Stroke Institute, Departments of Neurology (A.P.J., T.G.J.) and Neurosurgery (B.T.J.), University of Pittsburgh Medical Center, Pittsburgh, and Abington Health, Abington (Q.A.S.) - both in Pennsylvania; the Department of Neuroradiology, Hôpital Gui-de-Chauliac, Montpellier (A.B., V.C.), and the Department of Diagnostic and Therapeutic Neuroradiology (C.C.) and the Neuroimaging Center and Center for Clinical Investigations (J.-M.O.), University Hospital of Toulouse, Toulouse - both in France; OhioHealth Riverside Methodist Hospital, Columbus (R.F.B., N.A.V.), and University Hospitals of Cleveland, Cleveland (C.A.S., A.J.F.) - both in Ohio; Texas Stroke Institute, Dallas-Fort Worth (P.B., A.J.Y.), the Department of Neuroscience, Valley Baptist Medical Center, Harlingen (A.E.H., W.G.T.), and Berry Consultants, Austin (T.G., R.J.L.) - all in Texas; the Department of Neurology and Neurosurgery, University of Miami Miller School of Medicine-Jackson Memorial Hospital, Miami (D.R.Y., A.M.M.), Baptist Health, Jacksonville (R.A.H., A.A.), Memorial Regional Hospital, Hollywood (B.P.M.), and Florida Hospital, Orlando (F.R.H.) - all in Florida; the Stroke Unit, Hospital Vall d'Hebrón (M. Ribo, M. Rubiera), and Hospital Universitari de Bellvitge (P.C.), Barcelona, and the Department of Neuroscience, Hospital Germans Trias i Pujol, Universitat Autònoma de Barcelona, Badalona (M.M.) - all in Spain; the Department of Neurosurgery, State University of New York at Buffalo, Buffalo (E.I.L.); the Department of Interventional Neuroradiology, Royal Melbourne Hospital, Victoria (P.M.); the Departments of Neurology (M.C.) and Neurosurgery (D.K.L.), Rush University Medical Center, Chicago; California Pacific Medical Center (J.D.E.) and the Department of Neurology, University of California, San Francisco (W.S.S.), San Francisco, the Department of Neuroradiology, Kaiser Permanente (L.F.), and the Neurovascular Imaging Research Core, Department of Neurology and Comprehensive Stroke Center (D.S.L.), David Geffen School of Medicine, University of California, Los Angeles (UCLA) (D.S.L., J.L.S.), Los Angeles, Stryker Neurovascular, Fremont (R.S.), and Los Angeles County Harbor-UCLA Medical Center, Torrance (R.J.L.) - all in California; the Departments of Medical Imaging and Surgery (F.L.S., V.M.P.) and Neurology (V.M.P.), Toronto Western Hospital, University Health Network, University of Toronto, Toronto; the Department of Radiology, Erlanger Hospital at the University of Tennessee, Chattanooga (B.W.B.); the Department of Neurology, University of Kansas Medical Center, Kansas City (M.G.A.); and the Neuroscience Center, Capital Health Hospital, Trenton (E.V.), and the JFK Medical Center, Edison (J.F.K.) - both in New Jersey.; Abraham MG; From the Marcus Stroke and Neuroscience Center, Grady Memorial Hospital, and the Department of Neurology, Emory University School of Medicine, Atlanta (R.G.N., D.C.H., M.R.F.); the Stroke Institute, Departments of Neurology (A.P.J., T.G.J.) and Neurosurgery (B.T.J.), University of Pittsburgh Medical Center, Pittsburgh, and Abington Health, Abington (Q.A.S.) - both in Pennsylvania; the Department of Neuroradiology, Hôpital Gui-de-Chauliac, Montpellier (A.B., V.C.), and the Department of Diagnostic and Therapeutic Neuroradiology (C.C.) and the Neuroimaging Center and Center for Clinical Investigations (J.-M.O.), University Hospital of Toulouse, Toulouse - both in France; OhioHealth Riverside Methodist Hospital, Columbus (R.F.B., N.A.V.), and University Hospitals of Cleveland, Cleveland (C.A.S., A.J.F.) - both in Ohio; Texas Stroke Institute, Dallas-Fort Worth (P.B., A.J.Y.), the Department of Neuroscience, Valley Baptist Medical Center, Harlingen (A.E.H., W.G.T.), and Berry Consultants, Austin (T.G., R.J.L.) - all in Texas; the Department of Neurology and Neurosurgery, University of Miami Miller School of Medicine-Jackson Memorial Hospital, Miami (D.R.Y., A.M.M.), Baptist Health, Jacksonville (R.A.H., A.A.), Memorial Regional Hospital, Hollywood (B.P.M.), and Florida Hospital, Orlando (F.R.H.) - all in Florida; the Stroke Unit, Hospital Vall d'Hebrón (M. Ribo, M. Rubiera), and Hospital Universitari de Bellvitge (P.C.), Barcelona, and the Department of Neuroscience, Hospital Germans Trias i Pujol, Universitat Autònoma de Barcelona, Badalona (M.M.) - all in Spain; the Department of Neurosurgery, State University of New York at Buffalo, Buffalo (E.I.L.); the Department of Interventional Neuroradiology, Royal Melbourne Hospital, Victoria (P.M.); the Departments of Neurology (M.C.) and Neurosurgery (D.K.L.), Rush University Medical Center, Chicago; California Pacific Medical Center (J.D.E.) and the Department of Neurology, University of California, San Francisco (W.S.S.), San Francisco, the Department of Neuroradiology, Kaiser Permanente (L.F.), and the Neurovascular Imaging Research Core, Department of Neurology and Comprehensive Stroke Center (D.S.L.), David Geffen School of Medicine, University of California, Los Angeles (UCLA) (D.S.L., J.L.S.), Los Angeles, Stryker Neurovascular, Fremont (R.S.), and Los Angeles County Harbor-UCLA Medical Center, Torrance (R.J.L.) - all in California; the Departments of Medical Imaging and Surgery (F.L.S., V.M.P.) and Neurology (V.M.P.), Toronto Western Hospital, University Health Network, University of Toronto, Toronto; the Department of Radiology, Erlanger Hospital at the University of Tennessee, Chattanooga (B.W.B.); the Department of Neurology, University of Kansas Medical Center, Kansas City (M.G.A.); and the Neuroscience Center, Capital Health Hospital, Trenton (E.V.), and the JFK Medical Center, Edison (J.F.K.) - both in New Jersey.; Cardona P; From the Marcus Stroke and Neuroscience Center, Grady Memorial Hospital, and the Department of Neurology, Emory University School of Medicine, Atlanta (R.G.N., D.C.H., M.R.F.); the Stroke Institute, Departments of Neurology (A.P.J., T.G.J.) and Neurosurgery (B.T.J.), University of Pittsburgh Medical Center, Pittsburgh, and Abington Health, Abington (Q.A.S.) - both in Pennsylvania; the Department of Neuroradiology, Hôpital Gui-de-Chauliac, Montpellier (A.B., V.C.), and the Department of Diagnostic and Therapeutic Neuroradiology (C.C.) and the Neuroimaging Center and Center for Clinical Investigations (J.-M.O.), University Hospital of Toulouse, Toulouse - both in France; OhioHealth Riverside Methodist Hospital, Columbus (R.F.B., N.A.V.), and University Hospitals of Cleveland, Cleveland (C.A.S., A.J.F.) - both in Ohio; Texas Stroke Institute, Dallas-Fort Worth (P.B., A.J.Y.), the Department of Neuroscience, Valley Baptist Medical Center, Harlingen (A.E.H., W.G.T.), and Berry Consultants, Austin (T.G., R.J.L.) - all in Texas; the Department of Neurology and Neurosurgery, University of Miami Miller School of Medicine-Jackson Memorial Hospital, Miami (D.R.Y., A.M.M.), Baptist Health, Jacksonville (R.A.H., A.A.), Memorial Regional Hospital, Hollywood (B.P.M.), and Florida Hospital, Orlando (F.R.H.) - all in Florida; the Stroke Unit, Hospital Vall d'Hebrón (M. Ribo, M. Rubiera), and Hospital Universitari de Bellvitge (P.C.), Barcelona, and the Department of Neuroscience, Hospital Germans Trias i Pujol, Universitat Autònoma de Barcelona, Badalona (M.M.) - all in Spain; the Department of Neurosurgery, State University of New York at Buffalo, Buffalo (E.I.L.); the Department of Interventional Neuroradiology, Royal Melbourne Hospital, Victoria (P.M.); the Departments of Neurology (M.C.) and Neurosurgery (D.K.L.), Rush University Medical Center, Chicago; California Pacific Medical Center (J.D.E.) and the Department of Neurology, University of California, San Francisco (W.S.S.), San Francisco, the Department of Neuroradiology, Kaiser Permanente (L.F.), and the Neurovascular Imaging Research Core, Department of Neurology and Comprehensive Stroke Center (D.S.L.), David Geffen School of Medicine, University of California, Los Angeles (UCLA) (D.S.L., J.L.S.), Los Angeles, Stryker Neurovascular, Fremont (R.S.), and Los Angeles County Harbor-UCLA Medical Center, Torrance (R.J.L.) - all in California; the Departments of Medical Imaging and Surgery (F.L.S., V.M.P.) and Neurology (V.M.P.), Toronto Western Hospital, University Health Network, University of Toronto, Toronto; the Department of Radiology, Erlanger Hospital at the University of Tennessee, Chattanooga (B.W.B.); the Department of Neurology, University of Kansas Medical Center, Kansas City (M.G.A.); and the Neuroscience Center, Capital Health Hospital, Trenton (E.V.), and the JFK Medical Center, Edison (J.F.K.) - both in New Jersey.; Veznedaroglu E; From the Marcus Stroke and Neuroscience Center, Grady Memorial Hospital, and the Department of Neurology, Emory University School of Medicine, Atlanta (R.G.N., D.C.H., M.R.F.); the Stroke Institute, Departments of Neurology (A.P.J., T.G.J.) and Neurosurgery (B.T.J.), University of Pittsburgh Medical Center, Pittsburgh, and Abington Health, Abington (Q.A.S.) - both in Pennsylvania; the Department of Neuroradiology, Hôpital Gui-de-Chauliac, Montpellier (A.B., V.C.), and the Department of Diagnostic and Therapeutic Neuroradiology (C.C.) and the Neuroimaging Center and Center for Clinical Investigations (J.-M.O.), University Hospital of Toulouse, Toulouse - both in France; OhioHealth Riverside Methodist Hospital, Columbus (R.F.B., N.A.V.), and University Hospitals of Cleveland, Cleveland (C.A.S., A.J.F.) - both in Ohio; Texas Stroke Institute, Dallas-Fort Worth (P.B., A.J.Y.), the Department of Neuroscience, Valley Baptist Medical Center, Harlingen (A.E.H., W.G.T.), and Berry Consultants, Austin (T.G., R.J.L.) - all in Texas; the Department of Neurology and Neurosurgery, University of Miami Miller School of Medicine-Jackson Memorial Hospital, Miami (D.R.Y., A.M.M.), Baptist Health, Jacksonville (R.A.H., A.A.), Memorial Regional Hospital, Hollywood (B.P.M.), and Florida Hospital, Orlando (F.R.H.) - all in Florida; the Stroke Unit, Hospital Vall d'Hebrón (M. Ribo, M. Rubiera), and Hospital Universitari de Bellvitge (P.C.), Barcelona, and the Department of Neuroscience, Hospital Germans Trias i Pujol, Universitat Autònoma de Barcelona, Badalona (M.M.) - all in Spain; the Department of Neurosurgery, State University of New York at Buffalo, Buffalo (E.I.L.); the Department of Interventional Neuroradiology, Royal Melbourne Hospital, Victoria (P.M.); the Departments of Neurology (M.C.) and Neurosurgery (D.K.L.), Rush University Medical Center, Chicago; California Pacific Medical Center (J.D.E.) and the Department of Neurology, University of California, San Francisco (W.S.S.), San Francisco, the Department of Neuroradiology, Kaiser Permanente (L.F.), and the Neurovascular Imaging Research Core, Department of Neurology and Comprehensive Stroke Center (D.S.L.), David Geffen School of Medicine, University of California, Los Angeles (UCLA) (D.S.L., J.L.S.), Los Angeles, Stryker Neurovascular, Fremont (R.S.), and Los Angeles County Harbor-UCLA Medical Center, Torrance (R.J.L.) - all in California; the Departments of Medical Imaging and Surgery (F.L.S., V.M.P.) and Neurology (V.M.P.), Toronto Western Hospital, University Health Network, University of Toronto, Toronto; the Department of Radiology, Erlanger Hospital at the University of Tennessee, Chattanooga (B.W.B.); the Department of Neurology, University of Kansas Medical Center, Kansas City (M.G.A.); and the Neuroscience Center, Capital Health Hospital, Trenton (E.V.), and the JFK Medical Center, Edison (J.F.K.) - both in New Jersey.; Hellinger FR; From the Marcus Stroke and Neuroscience Center, Grady Memorial Hospital, and the Department of Neurology, Emory University School of Medicine, Atlanta (R.G.N., D.C.H., M.R.F.); the Stroke Institute, Departments of Neurology (A.P.J., T.G.J.) and Neurosurgery (B.T.J.), University of Pittsburgh Medical Center, Pittsburgh, and Abington Health, Abington (Q.A.S.) - both in Pennsylvania; the Department of Neuroradiology, Hôpital Gui-de-Chauliac, Montpellier (A.B., V.C.), and the Department of Diagnostic and Therapeutic Neuroradiology (C.C.) and the Neuroimaging Center and Center for Clinical Investigations (J.-M.O.), University Hospital of Toulouse, Toulouse - both in France; OhioHealth Riverside Methodist Hospital, Columbus (R.F.B., N.A.V.), and University Hospitals of Cleveland, Cleveland (C.A.S., A.J.F.) - both in Ohio; Texas Stroke Institute, Dallas-Fort Worth (P.B., A.J.Y.), the Department of Neuroscience, Valley Baptist Medical Center, Harlingen (A.E.H., W.G.T.), and Berry Consultants, Austin (T.G., R.J.L.) - all in Texas; the Department of Neurology and Neurosurgery, University of Miami Miller School of Medicine-Jackson Memorial Hospital, Miami (D.R.Y., A.M.M.), Baptist Health, Jacksonville (R.A.H., A.A.), Memorial Regional Hospital, Hollywood (B.P.M.), and Florida Hospital, Orlando (F.R.H.) - all in Florida; the Stroke Unit, Hospital Vall d'Hebrón (M. Ribo, M. Rubiera), and Hospital Universitari de Bellvitge (P.C.), Barcelona, and the Department of Neuroscience, Hospital Germans Trias i Pujol, Universitat Autònoma de Barcelona, Badalona (M.M.) - all in Spain; the Department of Neurosurgery, State University of New York at Buffalo, Buffalo (E.I.L.); the Department of Interventional Neuroradiology, Royal Melbourne Hospital, Victoria (P.M.); the Departments of Neurology (M.C.) and Neurosurgery (D.K.L.), Rush University Medical Center, Chicago; California Pacific Medical Center (J.D.E.) and the Department of Neurology, University of California, San Francisco (W.S.S.), San Francisco, the Department of Neuroradiology, Kaiser Permanente (L.F.), and the Neurovascular Imaging Research Core, Department of Neurology and Comprehensive Stroke Center (D.S.L.), David Geffen School of Medicine, University of California, Los Angeles (UCLA) (D.S.L., J.L.S.), Los Angeles, Stryker Neurovascular, Fremont (R.S.), and Los Angeles County Harbor-UCLA Medical Center, Torrance (R.J.L.) - all in California; the Departments of Medical Imaging and Surgery (F.L.S., V.M.P.) and Neurology (V.M.P.), Toronto Western Hospital, University Health Network, University of Toronto, Toronto; the Department of Radiology, Erlanger Hospital at the University of Tennessee, Chattanooga (B.W.B.); the Department of Neurology, University of Kansas Medical Center, Kansas City (M.G.A.); and the Neuroscience Center, Capital Health Hospital, Trenton (E.V.), and the JFK Medical Center, Edison (J.F.K.) - both in New Jersey.; Feng L; From the Marcus Stroke and Neuroscience Center, Grady Memorial Hospital, and the Department of Neurology, Emory University School of Medicine, Atlanta (R.G.N., D.C.H., M.R.F.); the Stroke Institute, Departments of Neurology (A.P.J., T.G.J.) and Neurosurgery (B.T.J.), University of Pittsburgh Medical Center, Pittsburgh, and Abington Health, Abington (Q.A.S.) - both in Pennsylvania; the Department of Neuroradiology, Hôpital Gui-de-Chauliac, Montpellier (A.B., V.C.), and the Department of Diagnostic and Therapeutic Neuroradiology (C.C.) and the Neuroimaging Center and Center for Clinical Investigations (J.-M.O.), University Hospital of Toulouse, Toulouse - both in France; OhioHealth Riverside Methodist Hospital, Columbus (R.F.B., N.A.V.), and University Hospitals of Cleveland, Cleveland (C.A.S., A.J.F.) - both in Ohio; Texas Stroke Institute, Dallas-Fort Worth (P.B., A.J.Y.), the Department of Neuroscience, Valley Baptist Medical Center, Harlingen (A.E.H., W.G.T.), and Berry Consultants, Austin (T.G., R.J.L.) - all in Texas; the Department of Neurology and Neurosurgery, University of Miami Miller School of Medicine-Jackson Memorial Hospital, Miami (D.R.Y., A.M.M.), Baptist Health, Jacksonville (R.A.H., A.A.), Memorial Regional Hospital, Hollywood (B.P.M.), and Florida Hospital, Orlando (F.R.H.) - all in Florida; the Stroke Unit, Hospital Vall d'Hebrón (M. Ribo, M. Rubiera), and Hospital Universitari de Bellvitge (P.C.), Barcelona, and the Department of Neuroscience, Hospital Germans Trias i Pujol, Universitat Autònoma de Barcelona, Badalona (M.M.) - all in Spain; the Department of Neurosurgery, State University of New York at Buffalo, Buffalo (E.I.L.); the Department of Interventional Neuroradiology, Royal Melbourne Hospital, Victoria (P.M.); the Departments of Neurology (M.C.) and Neurosurgery (D.K.L.), Rush University Medical Center, Chicago; California Pacific Medical Center (J.D.E.) and the Department of Neurology, University of California, San Francisco (W.S.S.), San Francisco, the Department of Neuroradiology, Kaiser Permanente (L.F.), and the Neurovascular Imaging Research Core, Department of Neurology and Comprehensive Stroke Center (D.S.L.), David Geffen School of Medicine, University of California, Los Angeles (UCLA) (D.S.L., J.L.S.), Los Angeles, Stryker Neurovascular, Fremont (R.S.), and Los Angeles County Harbor-UCLA Medical Center, Torrance (R.J.L.) - all in California; the Departments of Medical Imaging and Surgery (F.L.S., V.M.P.) and Neurology (V.M.P.), Toronto Western Hospital, University Health Network, University of Toronto, Toronto; the Department of Radiology, Erlanger Hospital at the University of Tennessee, Chattanooga (B.W.B.); the Department of Neurology, University of Kansas Medical Center, Kansas City (M.G.A.); and the Neuroscience Center, Capital Health Hospital, Trenton (E.V.), and the JFK Medical Center, Edison (J.F.K.) - both in New Jersey.; Kirmani JF; From the Marcus Stroke and Neuroscience Center, Grady Memorial Hospital, and the Department of Neurology, Emory University School of Medicine, Atlanta (R.G.N., D.C.H., M.R.F.); the Stroke Institute, Departments of Neurology (A.P.J., T.G.J.) and Neurosurgery (B.T.J.), University of Pittsburgh Medical Center, Pittsburgh, and Abington Health, Abington (Q.A.S.) - both in Pennsylvania; the Department of Neuroradiology, Hôpital Gui-de-Chauliac, Montpellier (A.B., V.C.), and the Department of Diagnostic and Therapeutic Neuroradiology (C.C.) and the Neuroimaging Center and Center for Clinical Investigations (J.-M.O.), University Hospital of Toulouse, Toulouse - both in France; OhioHealth Riverside Methodist Hospital, Columbus (R.F.B., N.A.V.), and University Hospitals of Cleveland, Cleveland (C.A.S., A.J.F.) - both in Ohio; Texas Stroke Institute, Dallas-Fort Worth (P.B., A.J.Y.), the Department of Neuroscience, Valley Baptist Medical Center, Harlingen (A.E.H., W.G.T.), and Berry Consultants, Austin (T.G., R.J.L.) - all in Texas; the Department of Neurology and Neurosurgery, University of Miami Miller School of Medicine-Jackson Memorial Hospital, Miami (D.R.Y., A.M.M.), Baptist Health, Jacksonville (R.A.H., A.A.), Memorial Regional Hospital, Hollywood (B.P.M.), and Florida Hospital, Orlando (F.R.H.) - all in Florida; the Stroke Unit, Hospital Vall d'Hebrón (M. Ribo, M. Rubiera), and Hospital Universitari de Bellvitge (P.C.), Barcelona, and the Department of Neuroscience, Hospital Germans Trias i Pujol, Universitat Autònoma de Barcelona, Badalona (M.M.) - all in Spain; the Department of Neurosurgery, State University of New York at Buffalo, Buffalo (E.I.L.); the Department of Interventional Neuroradiology, Royal Melbourne Hospital, Victoria (P.M.); the Departments of Neurology (M.C.) and Neurosurgery (D.K.L.), Rush University Medical Center, Chicago; California Pacific Medical Center (J.D.E.) and the Department of Neurology, University of California, San Francisco (W.S.S.), San Francisco, the Department of Neuroradiology, Kaiser Permanente (L.F.), and the Neurovascular Imaging Research Core, Department of Neurology and Comprehensive Stroke Center (D.S.L.), David Geffen School of Medicine, University of California, Los Angeles (UCLA) (D.S.L., J.L.S.), Los Angeles, Stryker Neurovascular, Fremont (R.S.), and Los Angeles County Harbor-UCLA Medical Center, Torrance (R.J.L.) - all in California; the Departments of Medical Imaging and Surgery (F.L.S., V.M.P.) and Neurology (V.M.P.), Toronto Western Hospital, University Health Network, University of Toronto, Toronto; the Department of Radiology, Erlanger Hospital at the University of Tennessee, Chattanooga (B.W.B.); the Department of Neurology, University of Kansas Medical Center, Kansas City (M.G.A.); and the Neuroscience Center, Capital Health Hospital, Trenton (E.V.), and the JFK Medical Center, Edison (J.F.K.) - both in New Jersey.; Lopes DK; From the Marcus Stroke and Neuroscience Center, Grady Memorial Hospital, and the Department of Neurology, Emory University School of Medicine, Atlanta (R.G.N., D.C.H., M.R.F.); the Stroke Institute, Departments of Neurology (A.P.J., T.G.J.) and Neurosurgery (B.T.J.), University of Pittsburgh Medical Center, Pittsburgh, and Abington Health, Abington (Q.A.S.) - both in Pennsylvania; the Department of Neuroradiology, Hôpital Gui-de-Chauliac, Montpellier (A.B., V.C.), and the Department of Diagnostic and Therapeutic Neuroradiology (C.C.) and the Neuroimaging Center and Center for Clinical Investigations (J.-M.O.), University Hospital of Toulouse, Toulouse - both in France; OhioHealth Riverside Methodist Hospital, Columbus (R.F.B., N.A.V.), and University Hospitals of Cleveland, Cleveland (C.A.S., A.J.F.) - both in Ohio; Texas Stroke Institute, Dallas-Fort Worth (P.B., A.J.Y.), the Department of Neuroscience, Valley Baptist Medical Center, Harlingen (A.E.H., W.G.T.), and Berry Consultants, Austin (T.G., R.J.L.) - all in Texas; the Department of Neurology and Neurosurgery, University of Miami Miller School of Medicine-Jackson Memorial Hospital, Miami (D.R.Y., A.M.M.), Baptist Health, Jacksonville (R.A.H., A.A.), Memorial Regional Hospital, Hollywood (B.P.M.), and Florida Hospital, Orlando (F.R.H.) - all in Florida; the Stroke Unit, Hospital Vall d'Hebrón (M. Ribo, M. Rubiera), and Hospital Universitari de Bellvitge (P.C.), Barcelona, and the Department of Neuroscience, Hospital Germans Trias i Pujol, Universitat Autònoma de Barcelona, Badalona (M.M.) - all in Spain; the Department of Neurosurgery, State University of New York at Buffalo, Buffalo (E.I.L.); the Department of Interventional Neuroradiology, Royal Melbourne Hospital, Victoria (P.M.); the Departments of Neurology (M.C.) and Neurosurgery (D.K.L.), Rush University Medical Center, Chicago; California Pacific Medical Center (J.D.E.) and the Department of Neurology, University of California, San Francisco (W.S.S.), San Francisco, the Department of Neuroradiology, Kaiser Permanente (L.F.), and the Neurovascular Imaging Research Core, Department of Neurology and Comprehensive Stroke Center (D.S.L.), David Geffen School of Medicine, University of California, Los Angeles (UCLA) (D.S.L., J.L.S.), Los Angeles, Stryker Neurovascular, Fremont (R.S.), and Los Angeles County Harbor-UCLA Medical Center, Torrance (R.J.L.) - all in California; the Departments of Medical Imaging and Surgery (F.L.S., V.M.P.) and Neurology (V.M.P.), Toronto Western Hospital, University Health Network, University of Toronto, Toronto; the Department of Radiology, Erlanger Hospital at the University of Tennessee, Chattanooga (B.W.B.); the Department of Neurology, University of Kansas Medical Center, Kansas City (M.G.A.); and the Neuroscience Center, Capital Health Hospital, Trenton (E.V.), and the JFK Medical Center, Edison (J.F.K.) - both in New Jersey.; Jankowitz BT; From the Marcus Stroke and Neuroscience Center, Grady Memorial Hospital, and the Department of Neurology, Emory University School of Medicine, Atlanta (R.G.N., D.C.H., M.R.F.); the Stroke Institute, Departments of Neurology (A.P.J., T.G.J.) and Neurosurgery (B.T.J.), University of Pittsburgh Medical Center, Pittsburgh, and Abington Health, Abington (Q.A.S.) - both in Pennsylvania; the Department of Neuroradiology, Hôpital Gui-de-Chauliac, Montpellier (A.B., V.C.), and the Department of Diagnostic and Therapeutic Neuroradiology (C.C.) and the Neuroimaging Center and Center for Clinical Investigations (J.-M.O.), University Hospital of Toulouse, Toulouse - both in France; OhioHealth Riverside Methodist Hospital, Columbus (R.F.B., N.A.V.), and University Hospitals of Cleveland, Cleveland (C.A.S., A.J.F.) - both in Ohio; Texas Stroke Institute, Dallas-Fort Worth (P.B., A.J.Y.), the Department of Neuroscience, Valley Baptist Medical Center, Harlingen (A.E.H., W.G.T.), and Berry Consultants, Austin (T.G., R.J.L.) - all in Texas; the Department of Neurology and Neurosurgery, University of Miami Miller School of Medicine-Jackson Memorial Hospital, Miami (D.R.Y., A.M.M.), Baptist Health, Jacksonville (R.A.H., A.A.), Memorial Regional Hospital, Hollywood (B.P.M.), and Florida Hospital, Orlando (F.R.H.) - all in Florida; the Stroke Unit, Hospital Vall d'Hebrón (M. Ribo, M. Rubiera), and Hospital Universitari de Bellvitge (P.C.), Barcelona, and the Department of Neuroscience, Hospital Germans Trias i Pujol, Universitat Autònoma de Barcelona, Badalona (M.M.) - all in Spain; the Department of Neurosurgery, State University of New York at Buffalo, Buffalo (E.I.L.); the Department of Interventional Neuroradiology, Royal Melbourne Hospital, Victoria (P.M.); the Departments of Neurology (M.C.) and Neurosurgery (D.K.L.), Rush University Medical Center, Chicago; California Pacific Medical Center (J.D.E.) and the Department of Neurology, University of California, San Francisco (W.S.S.), San Francisco, the Department of Neuroradiology, Kaiser Permanente (L.F.), and the Neurovascular Imaging Research Core, Department of Neurology and Comprehensive Stroke Center (D.S.L.), David Geffen School of Medicine, University of California, Los Angeles (UCLA) (D.S.L., J.L.S.), Los Angeles, Stryker Neurovascular, Fremont (R.S.), and Los Angeles County Harbor-UCLA Medical Center, Torrance (R.J.L.) - all in California; the Departments of Medical Imaging and Surgery (F.L.S., V.M.P.) and Neurology (V.M.P.), Toronto Western Hospital, University Health Network, University of Toronto, Toronto; the Department of Radiology, Erlanger Hospital at the University of Tennessee, Chattanooga (B.W.B.); the Department of Neurology, University of Kansas Medical Center, Kansas City (M.G.A.); and the Neuroscience Center, Capital Health Hospital, Trenton (E.V.), and the JFK Medical Center, Edison (J.F.K.) - both in New Jersey.; Frankel MR; From the Marcus Stroke and Neuroscience Center, Grady Memorial Hospital, and the Department of Neurology, Emory University School of Medicine, Atlanta (R.G.N., D.C.H., M.R.F.); the Stroke Institute, Departments of Neurology (A.P.J., T.G.J.) and Neurosurgery (B.T.J.), University of Pittsburgh Medical Center, Pittsburgh, and Abington Health, Abington (Q.A.S.) - both in Pennsylvania; the Department of Neuroradiology, Hôpital Gui-de-Chauliac, Montpellier (A.B., V.C.), and the Department of Diagnostic and Therapeutic Neuroradiology (C.C.) and the Neuroimaging Center and Center for Clinical Investigations (J.-M.O.), University Hospital of Toulouse, Toulouse - both in France; OhioHealth Riverside Methodist Hospital, Columbus (R.F.B., N.A.V.), and University Hospitals of Cleveland, Cleveland (C.A.S., A.J.F.) - both in Ohio; Texas Stroke Institute, Dallas-Fort Worth (P.B., A.J.Y.), the Department of Neuroscience, Valley Baptist Medical Center, Harlingen (A.E.H., W.G.T.), and Berry Consultants, Austin (T.G., R.J.L.) - all in Texas; the Department of Neurology and Neurosurgery, University of Miami Miller School of Medicine-Jackson Memorial Hospital, Miami (D.R.Y., A.M.M.), Baptist Health, Jacksonville (R.A.H., A.A.), Memorial Regional Hospital, Hollywood (B.P.M.), and Florida Hospital, Orlando (F.R.H.) - all in Florida; the Stroke Unit, Hospital Vall d'Hebrón (M. Ribo, M. Rubiera), and Hospital Universitari de Bellvitge (P.C.), Barcelona, and the Department of Neuroscience, Hospital Germans Trias i Pujol, Universitat Autònoma de Barcelona, Badalona (M.M.) - all in Spain; the Department of Neurosurgery, State University of New York at Buffalo, Buffalo (E.I.L.); the Department of Interventional Neuroradiology, Royal Melbourne Hospital, Victoria (P.M.); the Departments of Neurology (M.C.) and Neurosurgery (D.K.L.), Rush University Medical Center, Chicago; California Pacific Medical Center (J.D.E.) and the Department of Neurology, University of California, San Francisco (W.S.S.), San Francisco, the Department of Neuroradiology, Kaiser Permanente (L.F.), and the Neurovascular Imaging Research Core, Department of Neurology and Comprehensive Stroke Center (D.S.L.), David Geffen School of Medicine, University of California, Los Angeles (UCLA) (D.S.L., J.L.S.), Los Angeles, Stryker Neurovascular, Fremont (R.S.), and Los Angeles County Harbor-UCLA Medical Center, Torrance (R.J.L.) - all in California; the Departments of Medical Imaging and Surgery (F.L.S., V.M.P.) and Neurology (V.M.P.), Toronto Western Hospital, University Health Network, University of Toronto, Toronto; the Department of Radiology, Erlanger Hospital at the University of Tennessee, Chattanooga (B.W.B.); the Department of Neurology, University of Kansas Medical Center, Kansas City (M.G.A.); and the Neuroscience Center, Capital Health Hospital, Trenton (E.V.), and the JFK Medical Center, Edison (J.F.K.) - both in New Jersey.; Costalat V; From the Marcus Stroke and Neuroscience Center, Grady Memorial Hospital, and the Department of Neurology, Emory University School of Medicine, Atlanta (R.G.N., D.C.H., M.R.F.); the Stroke Institute, Departments of Neurology (A.P.J., T.G.J.) and Neurosurgery (B.T.J.), University of Pittsburgh Medical Center, Pittsburgh, and Abington Health, Abington (Q.A.S.) - both in Pennsylvania; the Department of Neuroradiology, Hôpital Gui-de-Chauliac, Montpellier (A.B., V.C.), and the Department of Diagnostic and Therapeutic Neuroradiology (C.C.) and the Neuroimaging Center and Center for Clinical Investigations (J.-M.O.), University Hospital of Toulouse, Toulouse - both in France; OhioHealth Riverside Methodist Hospital, Columbus (R.F.B., N.A.V.), and University Hospitals of Cleveland, Cleveland (C.A.S., A.J.F.) - both in Ohio; Texas Stroke Institute, Dallas-Fort Worth (P.B., A.J.Y.), the Department of Neuroscience, Valley Baptist Medical Center, Harlingen (A.E.H., W.G.T.), and Berry Consultants, Austin (T.G., R.J.L.) - all in Texas; the Department of Neurology and Neurosurgery, University of Miami Miller School of Medicine-Jackson Memorial Hospital, Miami (D.R.Y., A.M.M.), Baptist Health, Jacksonville (R.A.H., A.A.), Memorial Regional Hospital, Hollywood (B.P.M.), and Florida Hospital, Orlando (F.R.H.) - all in Florida; the Stroke Unit, Hospital Vall d'Hebrón (M. Ribo, M. Rubiera), and Hospital Universitari de Bellvitge (P.C.), Barcelona, and the Department of Neuroscience, Hospital Germans Trias i Pujol, Universitat Autònoma de Barcelona, Badalona (M.M.) - all in Spain; the Department of Neurosurgery, State University of New York at Buffalo, Buffalo (E.I.L.); the Department of Interventional Neuroradiology, Royal Melbourne Hospital, Victoria (P.M.); the Departments of Neurology (M.C.) and Neurosurgery (D.K.L.), Rush University Medical Center, Chicago; California Pacific Medical Center (J.D.E.) and the Department of Neurology, University of California, San Francisco (W.S.S.), San Francisco, the Department of Neuroradiology, Kaiser Permanente (L.F.), and the Neurovascular Imaging Research Core, Department of Neurology and Comprehensive Stroke Center (D.S.L.), David Geffen School of Medicine, University of California, Los Angeles (UCLA) (D.S.L., J.L.S.), Los Angeles, Stryker Neurovascular, Fremont (R.S.), and Los Angeles County Harbor-UCLA Medical Center, Torrance (R.J.L.) - all in California; the Departments of Medical Imaging and Surgery (F.L.S., V.M.P.) and Neurology (V.M.P.), Toronto Western Hospital, University Health Network, University of Toronto, Toronto; the Department of Radiology, Erlanger Hospital at the University of Tennessee, Chattanooga (B.W.B.); the Department of Neurology, University of Kansas Medical Center, Kansas City (M.G.A.); and the Neuroscience Center, Capital Health Hospital, Trenton (E.V.), and the JFK Medical Center, Edison (J.F.K.) - both in New Jersey.; Vora NA; From the Marcus Stroke and Neuroscience Center, Grady Memorial Hospital, and the Department of Neurology, Emory University School of Medicine, Atlanta (R.G.N., D.C.H., M.R.F.); the Stroke Institute, Departments of Neurology (A.P.J., T.G.J.) and Neurosurgery (B.T.J.), University of Pittsburgh Medical Center, Pittsburgh, and Abington Health, Abington (Q.A.S.) - both in Pennsylvania; the Department of Neuroradiology, Hôpital Gui-de-Chauliac, Montpellier (A.B., V.C.), and the Department of Diagnostic and Therapeutic Neuroradiology (C.C.) and the Neuroimaging Center and Center for Clinical Investigations (J.-M.O.), University Hospital of Toulouse, Toulouse - both in France; OhioHealth Riverside Methodist Hospital, Columbus (R.F.B., N.A.V.), and University Hospitals of Cleveland, Cleveland (C.A.S., A.J.F.) - both in Ohio; Texas Stroke Institute, Dallas-Fort Worth (P.B., A.J.Y.), the Department of Neuroscience, Valley Baptist Medical Center, Harlingen (A.E.H., W.G.T.), and Berry Consultants, Austin (T.G., R.J.L.) - all in Texas; the Department of Neurology and Neurosurgery, University of Miami Miller School of Medicine-Jackson Memorial Hospital, Miami (D.R.Y., A.M.M.), Baptist Health, Jacksonville (R.A.H., A.A.), Memorial Regional Hospital, Hollywood (B.P.M.), and Florida Hospital, Orlando (F.R.H.) - all in Florida; the Stroke Unit, Hospital Vall d'Hebrón (M. Ribo, M. Rubiera), and Hospital Universitari de Bellvitge (P.C.), Barcelona, and the Department of Neuroscience, Hospital Germans Trias i Pujol, Universitat Autònoma de Barcelona, Badalona (M.M.) - all in Spain; the Department of Neurosurgery, State University of New York at Buffalo, Buffalo (E.I.L.); the Department of Interventional Neuroradiology, Royal Melbourne Hospital, Victoria (P.M.); the Departments of Neurology (M.C.) and Neurosurgery (D.K.L.), Rush University Medical Center, Chicago; California Pacific Medical Center (J.D.E.) and the Department of Neurology, University of California, San Francisco (W.S.S.), San Francisco, the Department of Neuroradiology, Kaiser Permanente (L.F.), and the Neurovascular Imaging Research Core, Department of Neurology and Comprehensive Stroke Center (D.S.L.), David Geffen School of Medicine, University of California, Los Angeles (UCLA) (D.S.L., J.L.S.), Los Angeles, Stryker Neurovascular, Fremont (R.S.), and Los Angeles County Harbor-UCLA Medical Center, Torrance (R.J.L.) - all in California; the Departments of Medical Imaging and Surgery (F.L.S., V.M.P.) and Neurology (V.M.P.), Toronto Western Hospital, University Health Network, University of Toronto, Toronto; the Department of Radiology, Erlanger Hospital at the University of Tennessee, Chattanooga (B.W.B.); the Department of Neurology, University of Kansas Medical Center, Kansas City (M.G.A.); and the Neuroscience Center, Capital Health Hospital, Trenton (E.V.), and the JFK Medical Center, Edison (J.F.K.) - both in New Jersey.; Yoo AJ; From the Marcus Stroke and Neuroscience Center, Grady Memorial Hospital, and the Department of Neurology, Emory University School of Medicine, Atlanta (R.G.N., D.C.H., M.R.F.); the Stroke Institute, Departments of Neurology (A.P.J., T.G.J.) and Neurosurgery (B.T.J.), University of Pittsburgh Medical Center, Pittsburgh, and Abington Health, Abington (Q.A.S.) - both in Pennsylvania; the Department of Neuroradiology, Hôpital Gui-de-Chauliac, Montpellier (A.B., V.C.), and the Department of Diagnostic and Therapeutic Neuroradiology (C.C.) and the Neuroimaging Center and Center for Clinical Investigations (J.-M.O.), University Hospital of Toulouse, Toulouse - both in France; OhioHealth Riverside Methodist Hospital, Columbus (R.F.B., N.A.V.), and University Hospitals of Cleveland, Cleveland (C.A.S., A.J.F.) - both in Ohio; Texas Stroke Institute, Dallas-Fort Worth (P.B., A.J.Y.), the Department of Neuroscience, Valley Baptist Medical Center, Harlingen (A.E.H., W.G.T.), and Berry Consultants, Austin (T.G., R.J.L.) - all in Texas; the Department of Neurology and Neurosurgery, University of Miami Miller School of Medicine-Jackson Memorial Hospital, Miami (D.R.Y., A.M.M.), Baptist Health, Jacksonville (R.A.H., A.A.), Memorial Regional Hospital, Hollywood (B.P.M.), and Florida Hospital, Orlando (F.R.H.) - all in Florida; the Stroke Unit, Hospital Vall d'Hebrón (M. Ribo, M. Rubiera), and Hospital Universitari de Bellvitge (P.C.), Barcelona, and the Department of Neuroscience, Hospital Germans Trias i Pujol, Universitat Autònoma de Barcelona, Badalona (M.M.) - all in Spain; the Department of Neurosurgery, State University of New York at Buffalo, Buffalo (E.I.L.); the Department of Interventional Neuroradiology, Royal Melbourne Hospital, Victoria (P.M.); the Departments of Neurology (M.C.) and Neurosurgery (D.K.L.), Rush University Medical Center, Chicago; California Pacific Medical Center (J.D.E.) and the Department of Neurology, University of California, San Francisco (W.S.S.), San Francisco, the Department of Neuroradiology, Kaiser Permanente (L.F.), and the Neurovascular Imaging Research Core, Department of Neurology and Comprehensive Stroke Center (D.S.L.), David Geffen School of Medicine, University of California, Los Angeles (UCLA) (D.S.L., J.L.S.), Los Angeles, Stryker Neurovascular, Fremont (R.S.), and Los Angeles County Harbor-UCLA Medical Center, Torrance (R.J.L.) - all in California; the Departments of Medical Imaging and Surgery (F.L.S., V.M.P.) and Neurology (V.M.P.), Toronto Western Hospital, University Health Network, University of Toronto, Toronto; the Department of Radiology, Erlanger Hospital at the University of Tennessee, Chattanooga (B.W.B.); the Department of Neurology, University of Kansas Medical Center, Kansas City (M.G.A.); and the Neuroscience Center, Capital Health Hospital, Trenton (E.V.), and the JFK Medical Center, Edison (J.F.K.) - both in New Jersey.; Malik AM; From the Marcus Stroke and Neuroscience Center, Grady Memorial Hospital, and the Department of Neurology, Emory University School of Medicine, Atlanta (R.G.N., D.C.H., M.R.F.); the Stroke Institute, Departments of Neurology (A.P.J., T.G.J.) and Neurosurgery (B.T.J.), University of Pittsburgh Medical Center, Pittsburgh, and Abington Health, Abington (Q.A.S.) - both in Pennsylvania; the Department of Neuroradiology, Hôpital Gui-de-Chauliac, Montpellier (A.B., V.C.), and the Department of Diagnostic and Therapeutic Neuroradiology (C.C.) and the Neuroimaging Center and Center for Clinical Investigations (J.-M.O.), University Hospital of Toulouse, Toulouse - both in France; OhioHealth Riverside Methodist Hospital, Columbus (R.F.B., N.A.V.), and University Hospitals of Cleveland, Cleveland (C.A.S., A.J.F.) - both in Ohio; Texas Stroke Institute, Dallas-Fort Worth (P.B., A.J.Y.), the Department of Neuroscience, Valley Baptist Medical Center, Harlingen (A.E.H., W.G.T.), and Berry Consultants, Austin (T.G., R.J.L.) - all in Texas; the Department of Neurology and Neurosurgery, University of Miami Miller School of Medicine-Jackson Memorial Hospital, Miami (D.R.Y., A.M.M.), Baptist Health, Jacksonville (R.A.H., A.A.), Memorial Regional Hospital, Hollywood (B.P.M.), and Florida Hospital, Orlando (F.R.H.) - all in Florida; the Stroke Unit, Hospital Vall d'Hebrón (M. Ribo, M. Rubiera), and Hospital Universitari de Bellvitge (P.C.), Barcelona, and the Department of Neuroscience, Hospital Germans Trias i Pujol, Universitat Autònoma de Barcelona, Badalona (M.M.) - all in Spain; the Department of Neurosurgery, State University of New York at Buffalo, Buffalo (E.I.L.); the Department of Interventional Neuroradiology, Royal Melbourne Hospital, Victoria (P.M.); the Departments of Neurology (M.C.) and Neurosurgery (D.K.L.), Rush University Medical Center, Chicago; California Pacific Medical Center (J.D.E.) and the Department of Neurology, University of California, San Francisco (W.S.S.), San Francisco, the Department of Neuroradiology, Kaiser Permanente (L.F.), and the Neurovascular Imaging Research Core, Department of Neurology and Comprehensive Stroke Center (D.S.L.), David Geffen School of Medicine, University of California, Los Angeles (UCLA) (D.S.L., J.L.S.), Los Angeles, Stryker Neurovascular, Fremont (R.S.), and Los Angeles County Harbor-UCLA Medical Center, Torrance (R.J.L.) - all in California; the Departments of Medical Imaging and Surgery (F.L.S., V.M.P.) and Neurology (V.M.P.), Toronto Western Hospital, University Health Network, University of Toronto, Toronto; the Department of Radiology, Erlanger Hospital at the University of Tennessee, Chattanooga (B.W.B.); the Department of Neurology, University of Kansas Medical Center, Kansas City (M.G.A.); and the Neuroscience Center, Capital Health Hospital, Trenton (E.V.), and the JFK Medical Center, Edison (J.F.K.) - both in New Jersey.; Furlan AJ; From the Marcus Stroke and Neuroscience Center, Grady Memorial Hospital, and the Department of Neurology, Emory University School of Medicine, Atlanta (R.G.N., D.C.H., M.R.F.); the Stroke Institute, Departments of Neurology (A.P.J., T.G.J.) and Neurosurgery (B.T.J.), University of Pittsburgh Medical Center, Pittsburgh, and Abington Health, Abington (Q.A.S.) - both in Pennsylvania; the Department of Neuroradiology, Hôpital Gui-de-Chauliac, Montpellier (A.B., V.C.), and the Department of Diagnostic and Therapeutic Neuroradiology (C.C.) and the Neuroimaging Center and Center for Clinical Investigations (J.-M.O.), University Hospital of Toulouse, Toulouse - both in France; OhioHealth Riverside Methodist Hospital, Columbus (R.F.B., N.A.V.), and University Hospitals of Cleveland, Cleveland (C.A.S., A.J.F.) - both in Ohio; Texas Stroke Institute, Dallas-Fort Worth (P.B., A.J.Y.), the Department of Neuroscience, Valley Baptist Medical Center, Harlingen (A.E.H., W.G.T.), and Berry Consultants, Austin (T.G., R.J.L.) - all in Texas; the Department of Neurology and Neurosurgery, University of Miami Miller School of Medicine-Jackson Memorial Hospital, Miami (D.R.Y., A.M.M.), Baptist Health, Jacksonville (R.A.H., A.A.), Memorial Regional Hospital, Hollywood (B.P.M.), and Florida Hospital, Orlando (F.R.H.) - all in Florida; the Stroke Unit, Hospital Vall d'Hebrón (M. Ribo, M. Rubiera), and Hospital Universitari de Bellvitge (P.C.), Barcelona, and the Department of Neuroscience, Hospital Germans Trias i Pujol, Universitat Autònoma de Barcelona, Badalona (M.M.) - all in Spain; the Department of Neurosurgery, State University of New York at Buffalo, Buffalo (E.I.L.); the Department of Interventional Neuroradiology, Royal Melbourne Hospital, Victoria (P.M.); the Departments of Neurology (M.C.) and Neurosurgery (D.K.L.), Rush University Medical Center, Chicago; California Pacific Medical Center (J.D.E.) and the Department of Neurology, University of California, San Francisco (W.S.S.), San Francisco, the Department of Neuroradiology, Kaiser Permanente (L.F.), and the Neurovascular Imaging Research Core, Department of Neurology and Comprehensive Stroke Center (D.S.L.), David Geffen School of Medicine, University of California, Los Angeles (UCLA) (D.S.L., J.L.S.), Los Angeles, Stryker Neurovascular, Fremont (R.S.), and Los Angeles County Harbor-UCLA Medical Center, Torrance (R.J.L.) - all in California; the Departments of Medical Imaging and Surgery (F.L.S., V.M.P.) and Neurology (V.M.P.), Toronto Western Hospital, University Health Network, University of Toronto, Toronto; the Department of Radiology, Erlanger Hospital at the University of Tennessee, Chattanooga (B.W.B.); the Department of Neurology, University of Kansas Medical Center, Kansas City (M.G.A.); and the Neuroscience Center, Capital Health Hospital, Trenton (E.V.), and the JFK Medical Center, Edison (J.F.K.) - both in New Jersey.; Rubiera M; From the Marcus Stroke and Neuroscience Center, Grady Memorial Hospital, and the Department of Neurology, Emory University School of Medicine, Atlanta (R.G.N., D.C.H., M.R.F.); the Stroke Institute, Departments of Neurology (A.P.J., T.G.J.) and Neurosurgery (B.T.J.), University of Pittsburgh Medical Center, Pittsburgh, and Abington Health, Abington (Q.A.S.) - both in Pennsylvania; the Department of Neuroradiology, Hôpital Gui-de-Chauliac, Montpellier (A.B., V.C.), and the Department of Diagnostic and Therapeutic Neuroradiology (C.C.) and the Neuroimaging Center and Center for Clinical Investigations (J.-M.O.), University Hospital of Toulouse, Toulouse - both in France; OhioHealth Riverside Methodist Hospital, Columbus (R.F.B., N.A.V.), and University Hospitals of Cleveland, Cleveland (C.A.S., A.J.F.) - both in Ohio; Texas Stroke Institute, Dallas-Fort Worth (P.B., A.J.Y.), the Department of Neuroscience, Valley Baptist Medical Center, Harlingen (A.E.H., W.G.T.), and Berry Consultants, Austin (T.G., R.J.L.) - all in Texas; the Department of Neurology and Neurosurgery, University of Miami Miller School of Medicine-Jackson Memorial Hospital, Miami (D.R.Y., A.M.M.), Baptist Health, Jacksonville (R.A.H., A.A.), Memorial Regional Hospital, Hollywood (B.P.M.), and Florida Hospital, Orlando (F.R.H.) - all in Florida; the Stroke Unit, Hospital Vall d'Hebrón (M. Ribo, M. Rubiera), and Hospital Universitari de Bellvitge (P.C.), Barcelona, and the Department of Neuroscience, Hospital Germans Trias i Pujol, Universitat Autònoma de Barcelona, Badalona (M.M.) - all in Spain; the Department of Neurosurgery, State University of New York at Buffalo, Buffalo (E.I.L.); the Department of Interventional Neuroradiology, Royal Melbourne Hospital, Victoria (P.M.); the Departments of Neurology (M.C.) and Neurosurgery (D.K.L.), Rush University Medical Center, Chicago; California Pacific Medical Center (J.D.E.) and the Department of Neurology, University of California, San Francisco (W.S.S.), San Francisco, the Department of Neuroradiology, Kaiser Permanente (L.F.), and the Neurovascular Imaging Research Core, Department of Neurology and Comprehensive Stroke Center (D.S.L.), David Geffen School of Medicine, University of California, Los Angeles (UCLA) (D.S.L., J.L.S.), Los Angeles, Stryker Neurovascular, Fremont (R.S.), and Los Angeles County Harbor-UCLA Medical Center, Torrance (R.J.L.) - all in California; the Departments of Medical Imaging and Surgery (F.L.S., V.M.P.) and Neurology (V.M.P.), Toronto Western Hospital, University Health Network, University of Toronto, Toronto; the Department of Radiology, Erlanger Hospital at the University of Tennessee, Chattanooga (B.W.B.); the Department of Neurology, University of Kansas Medical Center, Kansas City (M.G.A.); and the Neuroscience Center, Capital Health Hospital, Trenton (E.V.), and the JFK Medical Center, Edison (J.F.K.) - both in New Jersey.; Aghaebrahim A; From the Marcus Stroke and Neuroscience Center, Grady Memorial Hospital, and the Department of Neurology, Emory University School of Medicine, Atlanta (R.G.N., D.C.H., M.R.F.); the Stroke Institute, Departments of Neurology (A.P.J., T.G.J.) and Neurosurgery (B.T.J.), University of Pittsburgh Medical Center, Pittsburgh, and Abington Health, Abington (Q.A.S.) - both in Pennsylvania; the Department of Neuroradiology, Hôpital Gui-de-Chauliac, Montpellier (A.B., V.C.), and the Department of Diagnostic and Therapeutic Neuroradiology (C.C.) and the Neuroimaging Center and Center for Clinical Investigations (J.-M.O.), University Hospital of Toulouse, Toulouse - both in France; OhioHealth Riverside Methodist Hospital, Columbus (R.F.B., N.A.V.), and University Hospitals of Cleveland, Cleveland (C.A.S., A.J.F.) - both in Ohio; Texas Stroke Institute, Dallas-Fort Worth (P.B., A.J.Y.), the Department of Neuroscience, Valley Baptist Medical Center, Harlingen (A.E.H., W.G.T.), and Berry Consultants, Austin (T.G., R.J.L.) - all in Texas; the Department of Neurology and Neurosurgery, University of Miami Miller School of Medicine-Jackson Memorial Hospital, Miami (D.R.Y., A.M.M.), Baptist Health, Jacksonville (R.A.H., A.A.), Memorial Regional Hospital, Hollywood (B.P.M.), and Florida Hospital, Orlando (F.R.H.) - all in Florida; the Stroke Unit, Hospital Vall d'Hebrón (M. Ribo, M. Rubiera), and Hospital Universitari de Bellvitge (P.C.), Barcelona, and the Department of Neuroscience, Hospital Germans Trias i Pujol, Universitat Autònoma de Barcelona, Badalona (M.M.) - all in Spain; the Department of Neurosurgery, State University of New York at Buffalo, Buffalo (E.I.L.); the Department of Interventional Neuroradiology, Royal Melbourne Hospital, Victoria (P.M.); the Departments of Neurology (M.C.) and Neurosurgery (D.K.L.), Rush University Medical Center, Chicago; California Pacific Medical Center (J.D.E.) and the Department of Neurology, University of California, San Francisco (W.S.S.), San Francisco, the Department of Neuroradiology, Kaiser Permanente (L.F.), and the Neurovascular Imaging Research Core, Department of Neurology and Comprehensive Stroke Center (D.S.L.), David Geffen School of Medicine, University of California, Los Angeles (UCLA) (D.S.L., J.L.S.), Los Angeles, Stryker Neurovascular, Fremont (R.S.), and Los Angeles County Harbor-UCLA Medical Center, Torrance (R.J.L.) - all in California; the Departments of Medical Imaging and Surgery (F.L.S., V.M.P.) and Neurology (V.M.P.), Toronto Western Hospital, University Health Network, University of Toronto, Toronto; the Department of Radiology, Erlanger Hospital at the University of Tennessee, Chattanooga (B.W.B.); the Department of Neurology, University of Kansas Medical Center, Kansas City (M.G.A.); and the Neuroscience Center, Capital Health Hospital, Trenton (E.V.), and the JFK Medical Center, Edison (J.F.K.) - both in New Jersey.; Olivot JM; From the Marcus Stroke and Neuroscience Center, Grady Memorial Hospital, and the Department of Neurology, Emory University School of Medicine, Atlanta (R.G.N., D.C.H., M.R.F.); the Stroke Institute, Departments of Neurology (A.P.J., T.G.J.) and Neurosurgery (B.T.J.), University of Pittsburgh Medical Center, Pittsburgh, and Abington Health, Abington (Q.A.S.) - both in Pennsylvania; the Department of Neuroradiology, Hôpital Gui-de-Chauliac, Montpellier (A.B., V.C.), and the Department of Diagnostic and Therapeutic Neuroradiology (C.C.) and the Neuroimaging Center and Center for Clinical Investigations (J.-M.O.), University Hospital of Toulouse, Toulouse - both in France; OhioHealth Riverside Methodist Hospital, Columbus (R.F.B., N.A.V.), and University Hospitals of Cleveland, Cleveland (C.A.S., A.J.F.) - both in Ohio; Texas Stroke Institute, Dallas-Fort Worth (P.B., A.J.Y.), the Department of Neuroscience, Valley Baptist Medical Center, Harlingen (A.E.H., W.G.T.), and Berry Consultants, Austin (T.G., R.J.L.) - all in Texas; the Department of Neurology and Neurosurgery, University of Miami Miller School of Medicine-Jackson Memorial Hospital, Miami (D.R.Y., A.M.M.), Baptist Health, Jacksonville (R.A.H., A.A.), Memorial Regional Hospital, Hollywood (B.P.M.), and Florida Hospital, Orlando (F.R.H.) - all in Florida; the Stroke Unit, Hospital Vall d'Hebrón (M. Ribo, M. Rubiera), and Hospital Universitari de Bellvitge (P.C.), Barcelona, and the Department of Neuroscience, Hospital Germans Trias i Pujol, Universitat Autònoma de Barcelona, Badalona (M.M.) - all in Spain; the Department of Neurosurgery, State University of New York at Buffalo, Buffalo (E.I.L.); the Department of Interventional Neuroradiology, Royal Melbourne Hospital, Victoria (P.M.); the Departments of Neurology (M.C.) and Neurosurgery (D.K.L.), Rush University Medical Center, Chicago; California Pacific Medical Center (J.D.E.) and the Department of Neurology, University of California, San Francisco (W.S.S.), San Francisco, the Department of Neuroradiology, Kaiser Permanente (L.F.), and the Neurovascular Imaging Research Core, Department of Neurology and Comprehensive Stroke Center (D.S.L.), David Geffen School of Medicine, University of California, Los Angeles (UCLA) (D.S.L., J.L.S.), Los Angeles, Stryker Neurovascular, Fremont (R.S.), and Los Angeles County Harbor-UCLA Medical Center, Torrance (R.J.L.) - all in California; the Departments of Medical Imaging and Surgery (F.L.S., V.M.P.) and Neurology (V.M.P.), Toronto Western Hospital, University Health Network, University of Toronto, Toronto; the Department of Radiology, Erlanger Hospital at the University of Tennessee, Chattanooga (B.W.B.); the Department of Neurology, University of Kansas Medical Center, Kansas City (M.G.A.); and the Neuroscience Center, Capital Health Hospital, Trenton (E.V.), and the JFK Medical Center, Edison (J.F.K.) - both in New Jersey.; Tekle WG; From the Marcus Stroke and Neuroscience Center, Grady Memorial Hospital, and the Department of Neurology, Emory University School of Medicine, Atlanta (R.G.N., D.C.H., M.R.F.); the Stroke Institute, Departments of Neurology (A.P.J., T.G.J.) and Neurosurgery (B.T.J.), University of Pittsburgh Medical Center, Pittsburgh, and Abington Health, Abington (Q.A.S.) - both in Pennsylvania; the Department of Neuroradiology, Hôpital Gui-de-Chauliac, Montpellier (A.B., V.C.), and the Department of Diagnostic and Therapeutic Neuroradiology (C.C.) and the Neuroimaging Center and Center for Clinical Investigations (J.-M.O.), University Hospital of Toulouse, Toulouse - both in France; OhioHealth Riverside Methodist Hospital, Columbus (R.F.B., N.A.V.), and University Hospitals of Cleveland, Cleveland (C.A.S., A.J.F.) - both in Ohio; Texas Stroke Institute, Dallas-Fort Worth (P.B., A.J.Y.), the Department of Neuroscience, Valley Baptist Medical Center, Harlingen (A.E.H., W.G.T.), and Berry Consultants, Austin (T.G., R.J.L.) - all in Texas; the Department of Neurology and Neurosurgery, University of Miami Miller School of Medicine-Jackson Memorial Hospital, Miami (D.R.Y., A.M.M.), Baptist Health, Jacksonville (R.A.H., A.A.), Memorial Regional Hospital, Hollywood (B.P.M.), and Florida Hospital, Orlando (F.R.H.) - all in Florida; the Stroke Unit, Hospital Vall d'Hebrón (M. Ribo, M. Rubiera), and Hospital Universitari de Bellvitge (P.C.), Barcelona, and the Department of Neuroscience, Hospital Germans Trias i Pujol, Universitat Autònoma de Barcelona, Badalona (M.M.) - all in Spain; the Department of Neurosurgery, State University of New York at Buffalo, Buffalo (E.I.L.); the Department of Interventional Neuroradiology, Royal Melbourne Hospital, Victoria (P.M.); the Departments of Neurology (M.C.) and Neurosurgery (D.K.L.), Rush University Medical Center, Chicago; California Pacific Medical Center (J.D.E.) and the Department of Neurology, University of California, San Francisco (W.S.S.), San Francisco, the Department of Neuroradiology, Kaiser Permanente (L.F.), and the Neurovascular Imaging Research Core, Department of Neurology and Comprehensive Stroke Center (D.S.L.), David Geffen School of Medicine, University of California, Los Angeles (UCLA) (D.S.L., J.L.S.), Los Angeles, Stryker Neurovascular, Fremont (R.S.), and Los Angeles County Harbor-UCLA Medical Center, Torrance (R.J.L.) - all in California; the Departments of Medical Imaging and Surgery (F.L.S., V.M.P.) and Neurology (V.M.P.), Toronto Western Hospital, University Health Network, University of Toronto, Toronto; the Department of Radiology, Erlanger Hospital at the University of Tennessee, Chattanooga (B.W.B.); the Department of Neurology, University of Kansas Medical Center, Kansas City (M.G.A.); and the Neuroscience Center, Capital Health Hospital, Trenton (E.V.), and the JFK Medical Center, Edison (J.F.K.) - both in New Jersey.; Shields R; From the Marcus Stroke and Neuroscience Center, Grady Memorial Hospital, and the Department of Neurology, Emory University School of Medicine, Atlanta (R.G.N., D.C.H., M.R.F.); the Stroke Institute, Departments of Neurology (A.P.J., T.G.J.) and Neurosurgery (B.T.J.), University of Pittsburgh Medical Center, Pittsburgh, and Abington Health, Abington (Q.A.S.) - both in Pennsylvania; the Department of Neuroradiology, Hôpital Gui-de-Chauliac, Montpellier (A.B., V.C.), and the Department of Diagnostic and Therapeutic Neuroradiology (C.C.) and the Neuroimaging Center and Center for Clinical Investigations (J.-M.O.), University Hospital of Toulouse, Toulouse - both in France; OhioHealth Riverside Methodist Hospital, Columbus (R.F.B., N.A.V.), and University Hospitals of Cleveland, Cleveland (C.A.S., A.J.F.) - both in Ohio; Texas Stroke Institute, Dallas-Fort Worth (P.B., A.J.Y.), the Department of Neuroscience, Valley Baptist Medical Center, Harlingen (A.E.H., W.G.T.), and Berry Consultants, Austin (T.G., R.J.L.) - all in Texas; the Department of Neurology and Neurosurgery, University of Miami Miller School of Medicine-Jackson Memorial Hospital, Miami (D.R.Y., A.M.M.), Baptist Health, Jacksonville (R.A.H., A.A.), Memorial Regional Hospital, Hollywood (B.P.M.), and Florida Hospital, Orlando (F.R.H.) - all in Florida; the Stroke Unit, Hospital Vall d'Hebrón (M. Ribo, M. Rubiera), and Hospital Universitari de Bellvitge (P.C.), Barcelona, and the Department of Neuroscience, Hospital Germans Trias i Pujol, Universitat Autònoma de Barcelona, Badalona (M.M.) - all in Spain; the Department of Neurosurgery, State University of New York at Buffalo, Buffalo (E.I.L.); the Department of Interventional Neuroradiology, Royal Melbourne Hospital, Victoria (P.M.); the Departments of Neurology (M.C.) and Neurosurgery (D.K.L.), Rush University Medical Center, Chicago; California Pacific Medical Center (J.D.E.) and the Department of Neurology, University of California, San Francisco (W.S.S.), San Francisco, the Department of Neuroradiology, Kaiser Permanente (L.F.), and the Neurovascular Imaging Research Core, Department of Neurology and Comprehensive Stroke Center (D.S.L.), David Geffen School of Medicine, University of California, Los Angeles (UCLA) (D.S.L., J.L.S.), Los Angeles, Stryker Neurovascular, Fremont (R.S.), and Los Angeles County Harbor-UCLA Medical Center, Torrance (R.J.L.) - all in California; the Departments of Medical Imaging and Surgery (F.L.S., V.M.P.) and Neurology (V.M.P.), Toronto Western Hospital, University Health Network, University of Toronto, Toronto; the Department of Radiology, Erlanger Hospital at the University of Tennessee, Chattanooga (B.W.B.); the Department of Neurology, University of Kansas Medical Center, Kansas City (M.G.A.); and the Neuroscience Center, Capital Health Hospital, Trenton (E.V.), and the JFK Medical Center, Edison (J.F.K.) - both in New Jersey.; Graves T; From the Marcus Stroke and Neuroscience Center, Grady Memorial Hospital, and the Department of Neurology, Emory University School of Medicine, Atlanta (R.G.N., D.C.H., M.R.F.); the Stroke Institute, Departments of Neurology (A.P.J., T.G.J.) and Neurosurgery (B.T.J.), University of Pittsburgh Medical Center, Pittsburgh, and Abington Health, Abington (Q.A.S.) - both in Pennsylvania; the Department of Neuroradiology, Hôpital Gui-de-Chauliac, Montpellier (A.B., V.C.), and the Department of Diagnostic and Therapeutic Neuroradiology (C.C.) and the Neuroimaging Center and Center for Clinical Investigations (J.-M.O.), University Hospital of Toulouse, Toulouse - both in France; OhioHealth Riverside Methodist Hospital, Columbus (R.F.B., N.A.V.), and University Hospitals of Cleveland, Cleveland (C.A.S., A.J.F.) - both in Ohio; Texas Stroke Institute, Dallas-Fort Worth (P.B., A.J.Y.), the Department of Neuroscience, Valley Baptist Medical Center, Harlingen (A.E.H., W.G.T.), and Berry Consultants, Austin (T.G., R.J.L.) - all in Texas; the Department of Neurology and Neurosurgery, University of Miami Miller School of Medicine-Jackson Memorial Hospital, Miami (D.R.Y., A.M.M.), Baptist Health, Jacksonville (R.A.H., A.A.), Memorial Regional Hospital, Hollywood (B.P.M.), and Florida Hospital, Orlando (F.R.H.) - all in Florida; the Stroke Unit, Hospital Vall d'Hebrón (M. Ribo, M. Rubiera), and Hospital Universitari de Bellvitge (P.C.), Barcelona, and the Department of Neuroscience, Hospital Germans Trias i Pujol, Universitat Autònoma de Barcelona, Badalona (M.M.) - all in Spain; the Department of Neurosurgery, State University of New York at Buffalo, Buffalo (E.I.L.); the Department of Interventional Neuroradiology, Royal Melbourne Hospital, Victoria (P.M.); the Departments of Neurology (M.C.) and Neurosurgery (D.K.L.), Rush University Medical Center, Chicago; California Pacific Medical Center (J.D.E.) and the Department of Neurology, University of California, San Francisco (W.S.S.), San Francisco, the Department of Neuroradiology, Kaiser Permanente (L.F.), and the Neurovascular Imaging Research Core, Department of Neurology and Comprehensive Stroke Center (D.S.L.), David Geffen School of Medicine, University of California, Los Angeles (UCLA) (D.S.L., J.L.S.), Los Angeles, Stryker Neurovascular, Fremont (R.S.), and Los Angeles County Harbor-UCLA Medical Center, Torrance (R.J.L.) - all in California; the Departments of Medical Imaging and Surgery (F.L.S., V.M.P.) and Neurology (V.M.P.), Toronto Western Hospital, University Health Network, University of Toronto, Toronto; the Department of Radiology, Erlanger Hospital at the University of Tennessee, Chattanooga (B.W.B.); the Department of Neurology, University of Kansas Medical Center, Kansas City (M.G.A.); and the Neuroscience Center, Capital Health Hospital, Trenton (E.V.), and the JFK Medical Center, Edison (J.F.K.) - both in New Jersey.; Lewis RJ; From the Marcus Stroke and Neuroscience Center, Grady Memorial Hospital, and the Department of Neurology, Emory University School of Medicine, Atlanta (R.G.N., D.C.H., M.R.F.); the Stroke Institute, Departments of Neurology (A.P.J., T.G.J.) and Neurosurgery (B.T.J.), University of Pittsburgh Medical Center, Pittsburgh, and Abington Health, Abington (Q.A.S.) - both in Pennsylvania; the Department of Neuroradiology, Hôpital Gui-de-Chauliac, Montpellier (A.B., V.C.), and the Department of Diagnostic and Therapeutic Neuroradiology (C.C.) and the Neuroimaging Center and Center for Clinical Investigations (J.-M.O.), University Hospital of Toulouse, Toulouse - both in France; OhioHealth Riverside Methodist Hospital, Columbus (R.F.B., N.A.V.), and University Hospitals of Cleveland, Cleveland (C.A.S., A.J.F.) - both in Ohio; Texas Stroke Institute, Dallas-Fort Worth (P.B., A.J.Y.), the Department of Neuroscience, Valley Baptist Medical Center, Harlingen (A.E.H., W.G.T.), and Berry Consultants, Austin (T.G., R.J.L.) - all in Texas; the Department of Neurology and Neurosurgery, University of Miami Miller School of Medicine-Jackson Memorial Hospital, Miami (D.R.Y., A.M.M.), Baptist Health, Jacksonville (R.A.H., A.A.), Memorial Regional Hospital, Hollywood (B.P.M.), and Florida Hospital, Orlando (F.R.H.) - all in Florida; the Stroke Unit, Hospital Vall d'Hebrón (M. Ribo, M. Rubiera), and Hospital Universitari de Bellvitge (P.C.), Barcelona, and the Department of Neuroscience, Hospital Germans Trias i Pujol, Universitat Autònoma de Barcelona, Badalona (M.M.) - all in Spain; the Department of Neurosurgery, State University of New York at Buffalo, Buffalo (E.I.L.); the Department of Interventional Neuroradiology, Royal Melbourne Hospital, Victoria (P.M.); the Departments of Neurology (M.C.) and Neurosurgery (D.K.L.), Rush University Medical Center, Chicago; California Pacific Medical Center (J.D.E.) and the Department of Neurology, University of California, San Francisco (W.S.S.), San Francisco, the Department of Neuroradiology, Kaiser Permanente (L.F.), and the Neurovascular Imaging Research Core, Department of Neurology and Comprehensive Stroke Center (D.S.L.), David Geffen School of Medicine, University of California, Los Angeles (UCLA) (D.S.L., J.L.S.), Los Angeles, Stryker Neurovascular, Fremont (R.S.), and Los Angeles County Harbor-UCLA Medical Center, Torrance (R.J.L.) - all in California; the Departments of Medical Imaging and Surgery (F.L.S., V.M.P.) and Neurology (V.M.P.), Toronto Western Hospital, University Health Network, University of Toronto, Toronto; the Department of Radiology, Erlanger Hospital at the University of Tennessee, Chattanooga (B.W.B.); the Department of Neurology, University of Kansas Medical Center, Kansas City (M.G.A.); and the Neuroscience Center, Capital Health Hospital, Trenton (E.V.), and the JFK Medical Center, Edison (J.F.K.) - both in New Jersey.; Smith WS; From the Marcus Stroke and Neuroscience Center, Grady Memorial Hospital, and the Department of Neurology, Emory University School of Medicine, Atlanta (R.G.N., D.C.H., M.R.F.); the Stroke Institute, Departments of Neurology (A.P.J., T.G.J.) and Neurosurgery (B.T.J.), University of Pittsburgh Medical Center, Pittsburgh, and Abington Health, Abington (Q.A.S.) - both in Pennsylvania; the Department of Neuroradiology, Hôpital Gui-de-Chauliac, Montpellier (A.B., V.C.), and the Department of Diagnostic and Therapeutic Neuroradiology (C.C.) and the Neuroimaging Center and Center for Clinical Investigations (J.-M.O.), University Hospital of Toulouse, Toulouse - both in France; OhioHealth Riverside Methodist Hospital, Columbus (R.F.B., N.A.V.), and University Hospitals of Cleveland, Cleveland (C.A.S., A.J.F.) - both in Ohio; Texas Stroke Institute, Dallas-Fort Worth (P.B., A.J.Y.), the Department of Neuroscience, Valley Baptist Medical Center, Harlingen (A.E.H., W.G.T.), and Berry Consultants, Austin (T.G., R.J.L.) - all in Texas; the Department of Neurology and Neurosurgery, University of Miami Miller School of Medicine-Jackson Memorial Hospital, Miami (D.R.Y., A.M.M.), Baptist Health, Jacksonville (R.A.H., A.A.), Memorial Regional Hospital, Hollywood (B.P.M.), and Florida Hospital, Orlando (F.R.H.) - all in Florida; the Stroke Unit, Hospital Vall d'Hebrón (M. Ribo, M. Rubiera), and Hospital Universitari de Bellvitge (P.C.), Barcelona, and the Department of Neuroscience, Hospital Germans Trias i Pujol, Universitat Autònoma de Barcelona, Badalona (M.M.) - all in Spain; the Department of Neurosurgery, State University of New York at Buffalo, Buffalo (E.I.L.); the Department of Interventional Neuroradiology, Royal Melbourne Hospital, Victoria (P.M.); the Departments of Neurology (M.C.) and Neurosurgery (D.K.L.), Rush University Medical Center, Chicago; California Pacific Medical Center (J.D.E.) and the Department of Neurology, University of California, San Francisco (W.S.S.), San Francisco, the Department of Neuroradiology, Kaiser Permanente (L.F.), and the Neurovascular Imaging Research Core, Department of Neurology and Comprehensive Stroke Center (D.S.L.), David Geffen School of Medicine, University of California, Los Angeles (UCLA) (D.S.L., J.L.S.), Los Angeles, Stryker Neurovascular, Fremont (R.S.), and Los Angeles County Harbor-UCLA Medical Center, Torrance (R.J.L.) - all in California; the Departments of Medical Imaging and Surgery (F.L.S., V.M.P.) and Neurology (V.M.P.), Toronto Western Hospital, University Health Network, University of Toronto, Toronto; the Department of Radiology, Erlanger Hospital at the University of Tennessee, Chattanooga (B.W.B.); the Department of Neurology, University of Kansas Medical Center, Kansas City (M.G.A.); and the Neuroscience Center, Capital Health Hospital, Trenton (E.V.), and the JFK Medical Center, Edison (J.F.K.) - both in New Jersey.; Liebeskind DS; From the Marcus Stroke and Neuroscience Center, Grady Memorial Hospital, and the Department of Neurology, Emory University School of Medicine, Atlanta (R.G.N., D.C.H., M.R.F.); the Stroke Institute, Departments of Neurology (A.P.J., T.G.J.) and Neurosurgery (B.T.J.), University of Pittsburgh Medical Center, Pittsburgh, and Abington Health, Abington (Q.A.S.) - both in Pennsylvania; the Department of Neuroradiology, Hôpital Gui-de-Chauliac, Montpellier (A.B., V.C.), and the Department of Diagnostic and Therapeutic Neuroradiology (C.C.) and the Neuroimaging Center and Center for Clinical Investigations (J.-M.O.), University Hospital of Toulouse, Toulouse - both in France; OhioHealth Riverside Methodist Hospital, Columbus (R.F.B., N.A.V.), and University Hospitals of Cleveland, Cleveland (C.A.S., A.J.F.) - both in Ohio; Texas Stroke Institute, Dallas-Fort Worth (P.B., A.J.Y.), the Department of Neuroscience, Valley Baptist Medical Center, Harlingen (A.E.H., W.G.T.), and Berry Consultants, Austin (T.G., R.J.L.) - all in Texas; the Department of Neurology and Neurosurgery, University of Miami Miller School of Medicine-Jackson Memorial Hospital, Miami (D.R.Y., A.M.M.), Baptist Health, Jacksonville (R.A.H., A.A.), Memorial Regional Hospital, Hollywood (B.P.M.), and Florida Hospital, Orlando (F.R.H.) - all in Florida; the Stroke Unit, Hospital Vall d'Hebrón (M. Ribo, M. Rubiera), and Hospital Universitari de Bellvitge (P.C.), Barcelona, and the Department of Neuroscience, Hospital Germans Trias i Pujol, Universitat Autònoma de Barcelona, Badalona (M.M.) - all in Spain; the Department of Neurosurgery, State University of New York at Buffalo, Buffalo (E.I.L.); the Department of Interventional Neuroradiology, Royal Melbourne Hospital, Victoria (P.M.); the Departments of Neurology (M.C.) and Neurosurgery (D.K.L.), Rush University Medical Center, Chicago; California Pacific Medical Center (J.D.E.) and the Department of Neurology, University of California, San Francisco (W.S.S.), San Francisco, the Department of Neuroradiology, Kaiser Permanente (L.F.), and the Neurovascular Imaging Research Core, Department of Neurology and Comprehensive Stroke Center (D.S.L.), David Geffen School of Medicine, University of California, Los Angeles (UCLA) (D.S.L., J.L.S.), Los Angeles, Stryker Neurovascular, Fremont (R.S.), and Los Angeles County Harbor-UCLA Medical Center, Torrance (R.J.L.) - all in California; the Departments of Medical Imaging and Surgery (F.L.S., V.M.P.) and Neurology (V.M.P.), Toronto Western Hospital, University Health Network, University of Toronto, Toronto; the Department of Radiology, Erlanger Hospital at the University of Tennessee, Chattanooga (B.W.B.); the Department of Neurology, University of Kansas Medical Center, Kansas City (M.G.A.); and the Neuroscience Center, Capital Health Hospital, Trenton (E.V.), and the JFK Medical Center, Edison (J.F.K.) - both in New Jersey.; Saver JL; From the Marcus Stroke and Neuroscience Center, Grady Memorial Hospital, and the Department of Neurology, Emory University School of Medicine, Atlanta (R.G.N., D.C.H., M.R.F.); the Stroke Institute, Departments of Neurology (A.P.J., T.G.J.) and Neurosurgery (B.T.J.), University of Pittsburgh Medical Center, Pittsburgh, and Abington Health, Abington (Q.A.S.) - both in Pennsylvania; the Department of Neuroradiology, Hôpital Gui-de-Chauliac, Montpellier (A.B., V.C.), and the Department of Diagnostic and Therapeutic Neuroradiology (C.C.) and the Neuroimaging Center and Center for Clinical Investigations (J.-M.O.), University Hospital of Toulouse, Toulouse - both in France; OhioHealth Riverside Methodist Hospital, Columbus (R.F.B., N.A.V.), and University Hospitals of Cleveland, Cleveland (C.A.S., A.J.F.) - both in Ohio; Texas Stroke Institute, Dallas-Fort Worth (P.B., A.J.Y.), the Department of Neuroscience, Valley Baptist Medical Center, Harlingen (A.E.H., W.G.T.), and Berry Consultants, Austin (T.G., R.J.L.) - all in Texas; the Department of Neurology and Neurosurgery, University of Miami Miller School of Medicine-Jackson Memorial Hospital, Miami (D.R.Y., A.M.M.), Baptist Health, Jacksonville (R.A.H., A.A.), Memorial Regional Hospital, Hollywood (B.P.M.), and Florida Hospital, Orlando (F.R.H.) - all in Florida; the Stroke Unit, Hospital Vall d'Hebrón (M. Ribo, M. Rubiera), and Hospital Universitari de Bellvitge (P.C.), Barcelona, and the Department of Neuroscience, Hospital Germans Trias i Pujol, Universitat Autònoma de Barcelona, Badalona (M.M.) - all in Spain; the Department of Neurosurgery, State University of New York at Buffalo, Buffalo (E.I.L.); the Department of Interventional Neuroradiology, Royal Melbourne Hospital, Victoria (P.M.); the Departments of Neurology (M.C.) and Neurosurgery (D.K.L.), Rush University Medical Center, Chicago; California Pacific Medical Center (J.D.E.) and the Department of Neurology, University of California, San Francisco (W.S.S.), San Francisco, the Department of Neuroradiology, Kaiser Permanente (L.F.), and the Neurovascular Imaging Research Core, Department of Neurology and Comprehensive Stroke Center (D.S.L.), David Geffen School of Medicine, University of California, Los Angeles (UCLA) (D.S.L., J.L.S.), Los Angeles, Stryker Neurovascular, Fremont (R.S.), and Los Angeles County Harbor-UCLA Medical Center, Torrance (R.J.L.) - all in California; the Departments of Medical Imaging and Surgery (F.L.S., V.M.P.) and Neurology (V.M.P.), Toronto Western Hospital, University Health Network, University of Toronto, Toronto; the Department of Radiology, Erlanger Hospital at the University of Tennessee, Chattanooga (B.W.B.); the Department of Neurology, University of Kansas Medical Center, Kansas City (M.G.A.); and the Neuroscience Center, Capital Health Hospital, Trenton (E.V.), and the JFK Medical Center, Edison (J.F.K.) - both in New Jersey.; Jovin TG; From the Marcus Stroke and Neuroscience Center, Grady Memorial Hospital, and the Department of Neurology, Emory University School of Medicine, Atlanta (R.G.N., D.C.H., M.R.F.); the Stroke Institute, Departments of Neurology (A.P.J., T.G.J.) and Neurosurgery (B.T.J.), University of Pittsburgh Medical Center, Pittsburgh, and Abington Health, Abington (Q.A.S.) - both in Pennsylvania; the Department of Neuroradiology, Hôpital Gui-de-Chauliac, Montpellier (A.B., V.C.), and the Department of Diagnostic and Therapeutic Neuroradiology (C.C.) and the Neuroimaging Center and Center for Clinical Investigations (J.-M.O.), University Hospital of Toulouse, Toulouse - both in France; OhioHealth Riverside Methodist Hospital, Columbus (R.F.B., N.A.V.), and University Hospitals of Cleveland, Cleveland (C.A.S., A.J.F.) - both in Ohio; Texas Stroke Institute, Dallas-Fort Worth (P.B., A.J.Y.), the Department of Neuroscience, Valley Baptist Medical Center, Harlingen (A.E.H., W.G.T.), and Berry Consultants, Austin (T.G., R.J.L.) - all in Texas; the Department of Neurology and Neurosurgery, University of Miami Miller School of Medicine-Jackson Memorial Hospital, Miami (D.R.Y., A.M.M.), Baptist Health, Jacksonville (R.A.H., A.A.), Memorial Regional Hospital, Hollywood (B.P.M.), and Florida Hospital, Orlando (F.R.H.) - all in Florida; the Stroke Unit, Hospital Vall d'Hebrón (M. Ribo, M. Rubiera), and Hospital Universitari de Bellvitge (P.C.), Barcelona, and the Department of Neuroscience, Hospital Germans Trias i Pujol, Universitat Autònoma de Barcelona, Badalona (M.M.) - all in Spain; the Department of Neurosurgery, State University of New York at Buffalo, Buffalo (E.I.L.); the Department of Interventional Neuroradiology, Royal Melbourne Hospital, Victoria (P.M.); the Departments of Neurology (M.C.) and Neurosurgery (D.K.L.), Rush University Medical Center, Chicago; California Pacific Medical Center (J.D.E.) and the Department of Neurology, University of California, San Francisco (W.S.S.), San Francisco, the Department of Neuroradiology, Kaiser Permanente (L.F.), and the Neurovascular Imaging Research Core, Department of Neurology and Comprehensive Stroke Center (D.S.L.), David Geffen School of Medicine, University of California, Los Angeles (UCLA) (D.S.L., J.L.S.), Los Angeles, Stryker Neurovascular, Fremont (R.S.), and Los Angeles County Harbor-UCLA Medical Center, Torrance (R.J.L.) - all in California; the Departments of Medical Imaging and Surgery (F.L.S., V.M.P.) and Neurology (V.M.P.), Toronto Western Hospital, University Health Network, University of Toronto, Toronto; the Department of Radiology, Erlanger Hospital at the University of Tennessee, Chattanooga (B.W.B.); the Department of Neurology, University of Kansas Medical Center, Kansas City (M.G.A.); and the Neuroscience Center, Capital Health Hospital, Trenton (E.V.), and the JFK Medical Center, Edison (J.F.K.) - both in New Jersey.

Publisher: Massachusetts Medical Society Country of Publication: United States NLM ID: 0255562 Publication Model: Print-Electronic Cited Medium: Internet ISSN: 1533-4406 (Electronic) Linking ISSN: 00284793 NLM ISO Abbreviation: N Engl J Med Subsets: MEDLINE