Prognostic Impact of Bone Marrow Fibrosis in Polycythemia Vera: Validation of the IWG-MRT Study and Additional Observations

This study validates the previously observed association between greater than or equal to grade 1 bone marrow reticulin fibrosis in polycythemia vera and subsequent fibrotic progression, and identifies leukocytosis and palpable splenomegaly as additional risk factors for fibrotic progression.

Blood Cancer J