This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Trauma, Subject name: Surgery
[{'content': 'Management of flail chest with respiratory failure is: \nSelect and explain. \nA. Chest tube drainage, B. Oxygen administration, C. IPPV, D. Internal operative fixation of the fractures segments', 'role': 'user'}, {'content': 'Answer: C \nExplanation: - Flail chest - 2 or more consecutive ribs at 2 or more than 2 places - Treatment - Oxygen inhalation Adequate analgesia Physiotherapy - If flail chest + respiratory failure: IPPV', 'role': 'assistant'}]