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: Pediatrics
[{'content': "Which of the following is not AIDS defining lesion? \nSelect and explain. \nA. Kaposi sarcoma, B. Histoplasmosis, C. Burkitt lymphoma, D. Hodgkin's lymphoma", 'role': 'user'}, {'content': 'Answer: A \nExplanation: AIDS defining lesions :\n\nCandidiasis.\nCoccoidomycosis.\nCryptococcosis.\nToxoplasmosis.\nHistoplasmosis.\nKaposi sarcoma.\nBurkitt\xa0lymphoma etc.', 'role': 'assistant'}]