This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Misc. (R.B.C), Subject name: Pathology
Pure red cell aplasia is associated with all except? 
Select and explain. 
A. ABO incompatibility after renal transplant, B. 5q- syndrome, C. Drugs, D. Large granular lymphocytic leukemia
B: 5q- syndrome
Answer: B: 5q- syndrome 
Explanation: Ans. (b) 5q- syndrome(Ref: 9th/pg 653-655)Pure red cell aplasia is not associated with 5q- syndrome Pure red cell aplasia is a primary marrow disorder in which only erythroid progenitors are suppressed.