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': 'Steroids are given in rheumatic fever when there is - \nSelect and explain. \nA. Carditis, B. Chorea, C. Subcutaneous nodules, D. All', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Suppressive therapy of RF\n\nIf patient has carditis with CHF\xa0\xa0\xa0\xa0\xa0\xa0\xa0\xa0\xa0\xa0\xa0\xa0\xa0 -->\xa0\xa0\xa0\xa0\xa0\xa0\xa0\xa0\xa0\xa0\xa0 Steroids\nIf patients has carditis without CHF\xa0\xa0\xa0\xa0\xa0\xa0 -->\xa0\xa0\xa0\xa0\xa0\xa0\xa0\xa0\xa0\xa0 Steroids or aspirin (steroids are preferred)\nIf patient does not have carditis\xa0\xa0\xa0\xa0\xa0\xa0\xa0\xa0\xa0\xa0\xa0\xa0\xa0-->\xa0\xa0\xa0\xa0\xa0\xa0\xa0\xa0\xa0\xa0\xa0\xa0\xa0\xa0\xa0\xa0 Aspirin\nThe total duration of suppressive therapy is 12 weeks.', 'role': 'assistant'}]