Title: Polycythemia in bone marrow smear (human)
Description: Stain: Hematoxylin & eosin.
Low power view. Polycythemic phase. Hypercellular marrow as a result of excessive proliferation of erythroid cells (numerous dark nuclei) and of the megakaryocytic lineage (tendency to cluster).
(1): Fat cells in bone marrow.
(3): Erythropoietic cell types.
(4): Capillary with erythrocytes.
Background: Polycythemia vera (PV) or primary proliferative polycythemia results in an increased production of red blood cells and sometimes also of granulocytes and platelets.
Keywords/Mesh: blood, bone marrow, hypercellular bone marrow, crista, polycythemia, histology, POJA collection