erythrocytosis

(redirected from erythrocytosis stimulating factor)
Also found in: Dictionary, Medical.

erythrocytosis

[ə‚rith·rə‚sī′tō·səs]
(medicine)
An increase in the number of circulating erythrocytes of more than two standard deviations above the mean normal, usually occurring secondary to hypoxia. Also known as erythremia; polycythemia.