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: Surgery
[{'content': "Most sensitive test for carpal tunnel syndrome \nSelect and explain. \nA. Phalen's test, B. Tinel's sign, C. Tourniquet test, D. None", 'role': 'user'}, {'content': "Answer: A \nExplanation: Answer- A. Phalen's testThere are some provocative tests which act as impoant screening methods-Wrist flexion (Phalenb test) : - The patient is asked to actively place the wrist in compiete flexion. If tingling and numbness develop in the distribution of median nerve, the test is positive. This is the most sensitiye provocotive test.Tourniquet testMedial nerve percussion test (Tinel's sign)Median nerve compression test", 'role': 'assistant'}]