This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Medicine
[{'content': 'Splenectomy is contraindicated in which of the following haemolytic anemia: \nSelect and explain. \nA. Stomatocytosis, B. Elliptocytosis, C. Sickle cell disease, D. All of the above', 'role': 'user'}, {'content': "Answer: A \nExplanation: Stomatocytosis: This rare condition with autosomal dominant inheritance draws its name (mouth-like cells) from the fact that the normally round-shaped central pallor of red cells is replaced by a linear-shaped central pallor. Hemolysis is usually relatively mild. Splenectomy is contraindicated as it has been followed in a majority of cases by severe thromboembolic complications. Ref: Harrison's principle of internal medicine 17th Edition, Chapter 101.", 'role': 'assistant'}]