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': 'What is the site for putting needle in chest in a patient with tension pneumothorax: March 2011 \nSelect and explain. \nA. 2nd intercostal space, midclavicular line, B. 7th intercostal space, midaxillary line, C. 5th intercostal space, midclavicular line, D. 5th intercostal space, just lateral to veebral column', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Ans. A: 2nd intercostal space, midclavicular line Treatment of tension pneumothorax consists of immediate decompression and is managed initially by rapid inseion of a large bore needle into the second intercostal space in the mid-clavicular line of the affected hemithorax', 'role': 'assistant'}]