Q: Young female with low MCV and MCH but normal Fe and TIBC, most likely test to make Diagnosis?
A. bone marrow aspiration
B. Hb A2
C. Retic count
Answer: B
Explanation: Microcytic Anemia With NORMAL Iron studies (Serum Iron, TIBC, Ferritin etc) = Thalassemia.
Hb electropheresis is the Next best Investigation.