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Polychromasia
Polychromatophilia (also called polychromasia) is an excessive number of abnormal red blood cells (RBCs) in the bloodstream. These abnormal RBCs have a blue-colored center.
These abnormal RBCs are most often seen when the bone marrow needs to make more because of a certain medical condition, such as hemolytic anemia.
Newland JR. The peripheral blood smear. In: Goldman L, Ausiello D, eds. Cecil Medicine. 23rd ed. Philadelphia, Pa: Saunders; 2007:chap 161.
Marks PW, Glader B. Approach to anemia in the adult and child. In: Hoffman R, Benz EJ Jr, Shattil SJ, et al, eds. Hoffman Hematology: Basic Principles and Practice. 5th ed. Philadelphia, Pa: Churchill Livingstone Elsevier; 2008:chap 34.
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