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
Management of flail chest with respiratory failure is: 
Select and explain. 
A. Chest tube drainage, B. Oxygen administration, C. IPPV, D. Internal operative fixation of the fractures segments
C: IPPV
Answer: C: IPPV 
Explanation: - 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