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': 'Nezelof s syndrome is recurrent episodes of ? \nSelect and explain. \nA. Appendicitis, B. Cholecystitis, C. Intestinal obstruction, D. Pneumonia', 'role': 'user'}, {'content': "Answer: D \nExplanation: Ans. is 'd' i.e., Pneumonia", 'role': 'assistant'}]