Pancreaticoduodenectomy is a complex and traumatic abdominal surgery, which includes part of the pancreas, adjacent duodenum, lower bile duct, part of the stomach and upper jejunum, gallbladder, and anastomosis of the common bile duct, pancreatic duct, stomach and jejunum. The operation itself is extremely risky, with a perioperative mortality rate of about 5%. After pancreaticoduodenectomy, patients are discharged from the hospital, and postoperative care is also very important: 1. Pay attention to rest and don’t do any heavy physical activities after going home. Cheng He, Department of Pancreatic Hepatobiliary Surgery, Cancer Hospital of Fudan University 2. Pay special attention to the diet after discharge, within 3 months, semi-liquid and easily digestible food should be the main food, drink some porridge, rotten noodles, etc. You can eat some shrimp, fish, minced meat and other nutritious things. Never gluttonize, eat little and often, and walk after eating. At the same time, pay special attention not to eat hard things. (There is a case of pancreaticoduodenectomy patients, 1 month after surgery to steal their own steamed buns, resulting in hemorrhage, resuscitation.) 3., winter worm, summer grass and other supplements, not recommended nor opposed, to ensure the source, many supplements on the market at present exceed the heavy metal standard. Some patients ate them and developed liver function abnormalities. 4.It is not recommended to eat Chinese medicine routinely, you can use Chinese medicine to regulate the body, it is recommended that dietary supplements are the main. 5.After discharge from the hospital, about 3-4 weeks, pay attention to the hospital to review, if the patient is malignant tumor, it is recommended to perform post-operative chemotherapy as soon as possible, and it is recommended to follow up once every 3 months within 1 year, and then deal with specific treatment according to the situation. 6. Post-discharge medication: (1) Oral pancreatic enzymes are recommended to promote digestion. (2) It is recommended to take stomach-protecting drugs for about 3 months. 7.Since part of the pancreas was removed, attention should be paid to monitoring blood glucose after discharge, and if there is abnormal blood glucose, it is recommended to visit the endocrinology department. Mode of surgery: