<prompt> A 50-year-old diabetic patient with asymptomatic gallstone 3 cm will be best treated byEarly surgeryBile salt treatmentESWLWaiting till it becomes symptomatic  <response>: 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 Loves short practise of surgery,25 th edition, page no:1121. 