This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Miscellaneous, Subject name: Surgery
[{'content': "Tinel's sign is positive in \nSelect and explain. \nA. Peripheral nerve regeneration, B. Tendon injury, C. Tenosynovitis, D. Rheumatoid arthritis", 'role': 'user'}, {'content': "Answer: A \nExplanation: (A) Peripheral nerve regeneration # Tinel s sign: Tinel's sign is elicited as follows:> Tap the injured nerve along its course starting peripherally.> The point at which the patient feels tingling sensation along the course of the nerve indicates that recovery has started and has reached that point.> Also seen in comparision of nerve either by neuromas or entrapment.", 'role': 'assistant'}]