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': 'Principal cause of death in renal transplant patients? \nSelect and explain. \nA. Uremia, B. Malignancy, C. Rejection, D. Infection', 'role': 'user'}, {'content': "Answer: D \nExplanation: Ans. is 'd' i.e. Infection Principal causes of death in renal transplant patients (in decreasing order) - Hea disease - Infection - Stroke", 'role': 'assistant'}]