Anemia. Peripheral blood smear showed polychromasia, anisocytosis and schistocytes, consistent with microangiopathic hemolytic anemia (hematoxylin and eosin, × 400). A case of hemolytic uremic syndrome caused by Escherichia coli O104:H4. Bae WK, Lee YK, Cho MS, Ma SK, Kim SW, Kim NH, Choi KC - Yonsei medical journal (2006). Not Altered. CC.
Anemia is a reduction in circulating red blood cells below normal limits. Anemia is clinically defined as the reduction hemoglobin (Hb) concentration of the blood, measured by the hematocrit.
Anemias are subdivided into the following categories:
- Anemia of blood loss
- Anemias of diminished erythropoiesis
- Hemolytic anemia