Best test for assessment of iron status is:
b. Ferritin(Ref: Nelson's 20/e p 2323-2325, Ghai 8/e p 334-335)Serum ferritin level indicates the amount of iron present in both liver and reticuloendothelial system and hence is the best assessment of iron status.
C.V.S.
Transferrin
Ferritin
Serum iron
Hemoglobin
Ferritin