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e-Article

Palpable spleen size is differently prognostic in primary and secondary myelofibrosis.
Document Type
Article
Source
Leukemia & Lymphoma. Apr2023, Vol. 64 Issue 4, p893-896. 4p.
Subject
*MYELOFIBROSIS
*SPLEEN
*EXTRAMEDULLARY hematopoiesis
Language
ISSN
1042-8194
Abstract
>=10 cm palpable splenomegaly was present in 23.8% of patients in an overall cohort and 13.2% early PMF, 30.7% overt PMF, 35.1% post-PV SMF and 14.7% post-ET SMF patients ( I p i = 0.009). Patients presenting with non-palpable in comparison to palpable splenomegaly (HR = 0.53, I p i = 0.008) and patients with 1-9 cm in comparison to >=10 cm palpable splenomegaly (HR = 0.58, I p i = 0.041) experienced significantly better survival. Palpable splenomegaly was present in 68.3% of patients in an overall cohort and 54.3% early PMF, 76.8% overt PMF, 87.9% post-PV SMF and 53.1% post-ET SMF patients ( I p i = 0.003). Splenomegaly is a hallmark of primary (PMF) and secondary myelofibrosis (SMF), developing mostly due to extramedullary hematopoiesis [[1]]. [Extracted from the article]