This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: All India exam, Subject name: Medicine
[{'content': 'For a patient, of CRF which of the following would be specific indication to sta dialysis? \nSelect and explain. \nA. BUN rises to >90 mg/dl, B. Urine output falls to <10 ml/h, C. Hematocrit falls to <30%, D. Pericardial friction rub', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Pericarditis in renal failure (acute or chronic) is an indication to initiate hemodialysis, because untreated uremic pericarditis may progress to pericardial tamponade', 'role': 'assistant'}]