noun
definition
A rare disorder in which the bone marrow produces an abnormally large amount of blood cells, often red blood cells.
Examples of polycythemia in a Sentence
Patients who have leukemia, polycythemia vera, or aplastic anemia are given periodic platelet count tests to monitor their health.
It occurs in polycythemia vera and other disorders in which the bone marrow produces too many platelets.
Abnormally high platelet levels (thrombocytosis) may indicate either a benign reaction to an infection, surgery, or certain medications; or a disease like polycythemia vera, in which the bone marrow produces too many platelets too quickly.
There is a risk of a condition known as polycythemia vera, which is the formation of too many red blood cells.