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: Medicine
[{'content': 'Most common acute complication of dialysis is \nSelect and explain. \nA. Hypotension, B. Bleeding, C. Dementia, D. Muscle cramps', 'role': 'user'}, {'content': "Answer: A \nExplanation: Ans. is 'a' i.e., Hypotension Hypotension is the most common acute complication of hemodialysis paicularly among patients with diabetes mellitus. Factors involved are :- Excessive ultrafiltration, with inadequate compensatory vascular filling, impaired vasoactive or autonomic response, osmolar shifts, overzealous use of antihypeensives", 'role': 'assistant'}]