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': 'Management of subclan aery injury due to inadveent central catheter inseion include all of the following except \nSelect and explain. \nA. Closure device, B. Mechanical Compression, C. Covering stent, D. Tract embolization', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Answer- B. Mechanical CompressionUse of aerial closure devices can be attempted, especially when the distance from the skin to the aery tract is less than 5 cm and access to the aery is still available. Tract embolization with Gelfoam can be employed.', 'role': 'assistant'}]