A 9-month-old male presented with lethargy and pale skin. Complete blood count showed microcytic anemia (hemoglobin 6.6 gm/dL, MCV 61.6 fL, MCH 1.9 pg), thrombocytosis (platelet 454 x109/L) and normal white blood cell count (15.45 x109/L). Blood ferritin was 11ng/mL (reference range 13-171), iron was <10 mg/dL (reference range 30-110). Peripheral blood smear showed the following findings.