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 most useful in : \nSelect and explain. \nA. Thrombocytopenia, B. Hereditary spherocytosis, C. H.S. purpura, D. Sickle cell anemia', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Answer is B (Hereditary spherocytosis) Splenectomy is curative in hereditary spherocytosis. Splenectomy is carried out in all symptomatic patients Q because of the potential for gall stones and stones and episodes of bone marrow hyperplasia or hemolytic crisis Q It reliably corrects the anemia and RBC survival often becomes normal or nearly so. The operative risk is low. Remember Splenectomy is not carried out in young children e (preferably postponed until age 4) in order to minimize the risk of severe infections Q with gram positive encapsulated organisms.', 'role': 'assistant'}]