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': 'Tophi in gout found in all regions except \nSelect and explain. \nA. Prepatellar bursae, B. Muscle, C. Helix of ear, D. Synol membrane', 'role': 'user'}, {'content': "Answer: B \nExplanation: Ans. is 'b' i.e., Muscle Location of Tophi They are classically located along the helix of the ear. Can also be seen in :- Fingers Toes Prepattelar bursa Olecranon Although gout typically cuases joint inflammation, it can also cause inflammation in other synol-based structures, such as bursae and tendons. Tophi are collections of urate crystals in the soft tissues. They tend to develop after about a decade in untreated patients who develop chronic gouty ahritis. Tophi may develop earlier in older women, paicularly those receiving diuretics.", 'role': 'assistant'}]