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: Anatomy
Types of anaemia seen in chronic renal failure is 
Select and explain. 
A. Microcytic, B. Normocytic, C. Macrocytic, D. All the above
D: All the above
Answer: D: All the above 
Explanation: Erythropoietin synthesis is decreased causing anemia Iron deficiency anemia, which increases in prevalence as kidney function decreases, is especially prevalent in those requiring haemodialysis. It is multifactoral in cause, but includes increased inflammation, reduction in erythropoietin, and hyperuricemia leading to bone marrow suppression Leading to microcytic,normocytic,macrocytic anaemia Ref Robbins 9/e p420