Anemia is a disease and/or a clinical syndrome that consist in lowered ability of the blood to carry oxygen (hypoxia) due to decrease quantity and functional capacity and/or structural disturbances of red blood cells (RBCs) or decrease hemoglobin concentration or hematocrit in the blood A severe form of anemia, in which the hematocrit is below 10%, is called the hyperanemia WHO criteria is Hb < 13 g/dL in men and Hb < 12 g/dL in women (revised criteria for patient’s with malignancy H ...