RT Book, Section A1 Lichtman, Marshall A. A1 Kaushansky, Kenneth A1 Kipps, Thomas J. A1 Prchal, Josef T. A1 Levi, Marcel M. SR Print(0) ID 1126652851 T1 Primary Myelofibrosis T2 Williams Manual of Hematology, 8e YR 2011 FD 2011 PB McGraw-Hill Education PP New York, NY SN 9780071622424 LK hemonc.mhmedical.com/content.aspx?aid=1126652851 RD 2024/04/25 AB Primary myelofibrosis is a chronic clonal myeloid disorder that originates in mutations in a multipotential hematopoietic cell. The disease is characterized by (a) anemia, (b) splenomegaly, (c) increased CD34+ cells, immature granulocytes, erythroid precursors, and teardrop-shaped red cells in the blood, (d) marrow fibrosis and increased dysmorphic megakaryocytes, and (e) osteosclerosis.