This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: G.I.T, Subject name: Surgery
[{'content': 'A 50 year old diabetic patient with asymptomatic gallstone (>3 cm) will be best treated by \nSelect and explain. \nA. Early surgery, B. Bile salt treatment, C. ESWL, D. Waiting till it becomes symptomatic', 'role': 'user'}, {'content': "Answer: A \nExplanation: Prophylactic cholecystectomy should be conducted in this patient even though it is a silent gallstone with no symptoms as he is a diabetic & stone size is more than 3 cm.Such patients are at increased risk of complications from gallstones. Reference:Bailey & Love's sho practise of surgery,25 th edition,page no:1121.", 'role': 'assistant'}]