Polycythemia vera with pancytopenia and red cell fragmentation | Blood | American Society of Hematology
A 67-year-old man with polycythemia vera on hydroxyurea for 4 years presented with an abrupt pancytopenia requiring admission and transfusion support. His CBC revealed WBC 2.3 × 109/L, neutrophils 1.2 × 109/L, hemoglobin 62 g/L, MCV 94 fL, and platelets 16 × 109/L. The reticulocyte count was < 1 × 109/L, LDH and bilirubin were slightly elevated, and coagulation tests were normal.On the peripheral...
