The most common complications after cholecystectomy are: 1. Infection of the incision and fat liquefaction 2. biliary fistula 3. choledocholithiasis Postoperative precautions 1. Keep the incision clean and dry after surgery, and remove the stitches about 10 days after surgery, and the stitches can be extended for 12-14 days for diabetic and elderly patients. 2, two days after surgery, discharge from the hospital, the diet is mainly liquid diet, eat less and more meals, after a week to a semi-liquid diet, about half a month later can gradually over to a normal diet. 3.Don’t be overly greasy within half a month after surgery. (1) Avoid deep-fried foods. (2) Avoid sweet food, cakes, chocolate, cream. (3) Avoid high cholesterol foods: eggs, animal liver. (4) Avoid soy foods. (5) Abstain from eating whole milk. (4) Forbid raw, cold and hard, spicy food in January. 5.After 3-6 months, the patient’s gallbladder function can be compensated and basically recovered. 6.The increase in the number of stools after surgery is normal. 7.Patients can use choleretic drugs to prevent the recurrence of stones after surgery.