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': 'All of the following are major criteria in the diagnosis of Acute Rheumatic Fever, Except: \nSelect and explain. \nA. Migratory Polyahralgia, B. Subcutaneous Nodules, C. Chorea, D. Carditis', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Answer is A (Migratory Polyahralgia) Major Joint involvement criteria in Acute Rheumatic Fever are Migratory Polyahritis (Not Polyahralgia). The typical polyahritis is migratory moving from one joint to another over a period of hours.', 'role': 'assistant'}]