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': 'Which is not a cause for burst abdomen: March 2011 \nSelect and explain. \nA. Abdominal operation lasting more than two hours, B. Incomplete suture, C. Infection, D. Poor general condition of patient', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Ans. A: Abdominal operation lasting more than two hours Causes of burst abdomen include (1) poor closure technique, (2) deep wound infection, 3) coughing or vomiting and 4) poor metabolic state of the patient Burst abdomen/ abdominal dehiscence: A serosanguinous/ pink discharge from the wound is a forerunner of disruption Patient often volunteer the information that they felt something give way Signifies that intraperitoneal contents are lying extraperitoneally', 'role': 'assistant'}]