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': 'Emergency management for Tension pneumothorax is: September 2005 \nSelect and explain. \nA. Thoracotomy, B. Inseion of a chest tube, C. Needle decompression, D. Tracheostomy', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Ans. C: Needle decompression Management of tension pneumothorax: Immediately place the patient on 100% oxygen. Perform emergency needle decompression without hesitation The basic principle or emergent needle decompression is to introduce a catheter into the pleural space, thus producing a pathway for the air to escape and relieving the built-up pressure. Although this procedure is not the definitive treatment for tension pneumothorax, emergent needle decompression does arrest its progression and serves to restore cardiopulmonary function slightly. Tube thoracostomy is the definitive treatment for tension pneumothorax, and needle decompression mandates an immediate follow up with a tube thoracostomy.', 'role': 'assistant'}]