A 61 year old man underwent a surgery in which ileal resection had been done. He complains of fatigue, headache, and heart racing. Labs: MCV 108fL, Hgb 8.9g/dL. What is the most likely diagnosis?
belongs to book: 1700 MCQ REVISED VERSION TOPIC WISE|DR. KHALID SAIFULLAH|4th EDITION| Chapter number:6| Question number:8
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The key is A. Vit B12 deficiency. [Vit B12 is absorbed mostly in ileum. As ileal resection is done B12 is not absorbed leading to megaloblastic anaemia].
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