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': "Stenosing tenosynovitis of the flexor tendon sheath is also known as: \nSelect and explain. \nA. Trigger finger, B. Tennis elbow, C. Carpal tunnel syndrome, D. Dupuytren'scontracture", 'role': 'user'}, {'content': "Answer: A \nExplanation: Stenosing tenosynovitis of the flexor tendon sheath, also known as trigger finger, is one of the most common upper limb problems to be encountered in hand surgery practice. Ref: Schwaz's principle of surgery 9th edition, chapter 44.", 'role': 'assistant'}]