EPO and anemia (phenotype): Regarding management of anemia 73 (33.9%) of the anemic subjects received blood transfusion, 14 (6.5%) received iron therapy, 20 (9.3%) of studied subjects were given erythropoietin, 3 (1.4%) of them were given vitamin B12 and 3 (1.4 %) were given folic acid as seen in (Figure 3).