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polycythemia ve·ra

n :  polycythemia of unknown cause that is characterized by increase in total blood volume and accompanied by nosebleed, distension of the circulatory vessels, and enlargement of the spleen - called also erythremia , erythrocythemia , Vaquez's disease  - compare ERYTHROCYTOSIS  .

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Arkansas Valley Regional Medical Center (La Junta, Colorado - Otero County)