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: Surgery
[{'content': 'Splenectomy is indicated in : \nSelect and explain. \nA. Primary hyeprplenism, B. Hereditary spherocytosis, C. I.T.P., D. All', 'role': 'user'}, {'content': "Answer: D \nExplanation: Ans. is ' a ' , ' b ' , ' c ' i.e. Primary hyeprplenism, Hereditary spherocytosis, I.T.P.", 'role': 'assistant'}]