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': "Manoeuvre carried out for diagnosing medial meniscus injury is: March 2010, March 2013 (c, d) \nSelect and explain. \nA. McMurray's test, B. Lachmann's test, C. Valgus stress test, D. Varus stress test", 'role': 'user'}, {'content': "Answer: A \nExplanation: Ans. A: McMurray's Test McMurray's test is performed for meniscus injury For medial meniscus: Patient lying flat (non-weight bearing), the knee is completely flexed. The foot is rotated externally and the leg abducted. The joint is now slowly extended keeping the leg externally rotated and abducted. As the torn cailage gets caught during this manoeuvre, the patient will experience pain or a click may be heard and felt.", 'role': 'assistant'}]