This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Cardio thoracic surgery  , Subject name: Surgery
[{'content': 'Which of the following is not a complications of surgery for thoracic outlet syndrome \nSelect and explain. \nA. Pneumothorax, B. Brachial plexus injury, C. Lymphocutaneous fistula, D. Long thoracic nerve injury', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Potential complications from surgery for thoracic outlet syndrome can include pneumothorax,injury to subclan aery & vein,injury to brachial plexus,long thoracic nerve,intercostobrachial nerve,apical hematomas,injury to thoracic duct.', 'role': 'assistant'}]