NCIt synonyms : Polycythemia Vera, Post-Polycythemic Myelofibrosis and Myeloid Metaplasia Stage; Polycythemia Vera, Spent Phase; Polycythemia Vera Post-Polycythemic Myelofibrosis and Myeloid Metaplasia Phase; Post-polycythemia Vera Myelofibrosis; Spent Phase and Post-Polycythemic Myelofibrosis; Post-PV MF;
NCIt definition : Progression of polycythemia vera characterized by decreased erythropoiesis and granulopoiesis,
reticulin and collagen fibrosis of the bone marrow, leucoerythroblastic reaction in
the peripheral blood, poikilocytosis, tear-drop shaped red blood cells, and splenomegaly.;