An abnormal increase in the number of red blood cells in which the hematocrit is above 55% is called

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Polycythemia is the abnormal increase in the number of red blood cells, leading to a hematocrit above 55%. Leukopenia is the decrease in the number of white blood cells. Septicemia is a systemic infection caused by bacteria in the bloodstream. Phlebotomy is the process of drawing blood for diagnostic or therapeutic purposes. Hemochromatosis is a disorder in which the body absorbs too much iron from the diet.

An Abnormal Increase in the Number of Red Blood Cells