This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Blood, Subject name: Medicine
Adult with progressive pallor, hyper-segmented neutrophils and MCV>100 shows? 
Select and explain. 
A. Hereditary spherocytosis, B. Megaloblastic anemia, C. Dimorphic Anemia, D. Thalassemia
B: Megaloblastic anemia
Answer: B: Megaloblastic anemia 
Explanation: Ans. (b) Megaloblastic anaemiaRef: Harrison 19th ed. / 81 e-3fThe presence of macrocytes with hyper segmented neutrophils confirms the answer as megaloblastic anaemia.