Polycythemia vera
Alternate Names : Primary polycythemia, Polycythemia rubra vera, Myeloproliferative disorder, Erythremia, Splenomegalic polycythemia, Vaquez's disease, Osler's disease, Polycythemia with chronic cyanosis - Myelopathic polycythemia, Erythrocytosis megalosplenica, Cryptogenic polycythemia
Definition
Polycythemia vera is an abnormal increase in the number of blood cells (primarily red blood cells) produced by the bone marrow.
Overview, Causes, & Risk Factors
Polycythemia vera is a disorder of the bone marrow. It causes too much production of white blood cells, red blood cells, and platelets. It is a rare disease that occurs more often in men than women, and is rare in patients under age 40. The exact cause is unknown.
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