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: Orthopaedics
[{'content': 'False about Popliteal entrapment syndrome \nSelect and explain. \nA. Mainly due to atherosclerosis, B. Exercise induced calf claudication, C. Decreased ankle pulse on ankle flexion, D. Abnormal relation between medial head of gastrocnemius and popliteal artery', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Popliteal entrapment syndrome\n\nDue to congenital adnormality between popliteal artery and medial head gastrocnemius.\nTreated with release of muscular origin of medial head of\xa0gastrocnemius.', 'role': 'assistant'}]