This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Misc. (W.B.C), Subject name: Pathology
Which one of the following is the likely diagnosis based on the smear given above: 
Select and explain. 
A. Acute myelogenous leukemia, B. Acute lymphoblastic leukemia, C. Hairy cell leukemia, D. Chronic lymphocytic leukemia
A: Acute myelogenous leukemia
Answer: A: Acute myelogenous leukemia 
Explanation: Ans. (a) Acute myelogenous leukemia(Ref: Robbins 9th/pg 590-592)The peripheral smear shows myeloblasts having delicate nuclear chromatin, 2-4 nucleoli, and moderate cytoplasm. One of them shows Auer rods. So it is a case of AML.