This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Hemodynamics, Subject name: Pathology
All are reduced in Iron deficiency anaemia EXCEPT: 
Select and explain. 
A. T.I.B.C, B. Percentage saturation of Transferrin, C. Hemoglobin, D. Ferritin
A: T.I.B.C
Answer: A: T.I.B.C 
Explanation: Ref: Robbins E- Book P 454Iron deficiency anaemia has all parameters reduced except Total iron binding capacity. Iron deficiency anemiaHematocrit| to |||MCV| to |||MCHC|Serum iron| to |||Serum TIBCNormal to | Serum ferritin| to ||Stainable iron in marrowAbsentReticulocytesNormal to |