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': 'True about indication of celliotomy in blunt trauma \nSelect and explain. \nA. Peritoneal air on imaging, B. Grade I spleen damage, C. Grade II liver damage, D. Patient with positive diagnostic lavage', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Laprotomy is also called celiotomy. Indication for laprotomy in blunt trauma include signs of peritonitis, evisceration, clinical deterioration during observation & in the presence of hemodynamic instability as DPL or FAST examination consistent with hemoperitoneum. Peritoneal air on imaging is a sign of peritonitis and hence an indicaton. Reference: Greenfield&;s Surgery- Scientific Principles and practices, 5th edititon, Page no: 390-391', 'role': 'assistant'}]