1.Post-operative diet: The first month after surgery: the food is mainly soft food, such as: noodles, vegetable porridge, egg custard, etc. Avoid greasy, cold, hard, irritating food You can eat fruit Avoid lying down as much as possible 1 hour after eating The second month to the third month after surgery gradually transition to a normal diet About 3 months after surgery to a normal diet 2.If there is abdominal drainage has not been removed: Suggestion: Be careful to avoid drainage tube prolapse If Drainage tube prolapses outward, contact the doctor promptly or seek emergency medical attention Daily record of drainage flow and color If there is a major change in drainage, seek medical attention promptly or contact the doctor by phone or website 3. Seek medical attention promptly if there is obvious fever, abdominal pain, vomiting, diarrhea and other discomfort. 4. Routine outpatient review is required at 1 month, 3 months, 6 months and 1 year after surgery.