This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Haematology, Subject name: Pathology
A patient with microcytic hypocromic anemia. Hb-9% serum iron-20micro/dl,ferritin-64.What is possible diagnosis? 
Select and explain. 
A. Atransferrinemia, B. Iron deficiensy anemia, C. DMT 1 mutation, D. Hemochromatosis
A: Atransferrinemia
Answer: A: Atransferrinemia 
Explanation: Atransferrinemia, is an autosomal recessive metabolic disorder in which there is an absence of transferrin, a plasma protein that transpos iron through the blood. Atransferrinemiais characterized by anemia and hemosiderosis in the hea and liver Refer robbins 9/e pg 422