After pancreatico-intestinal anastomosis is different from normal people, firstly, the physiological structure of normal people is lost after the operation, the digestive ability will be weaker than normal people in the short term or in the whole life after the operation, and there will be the corresponding sequelae such as abdominal pain, abdominal distension and so on in daily life. Pancreatico-intestinal anastomosis is a reconstructive surgery of the digestive tract, which is generally an adjunctive treatment for the surgical treatment of malignant tumors in the abdominal cavity, and the recovery status of the postoperative period is closely related to the individual’s physical fitness, surgical treatment effect, and postoperative care and other factors. Postoperative pancreatic-intestinal anastomosis patients need to adjust their diets, supplement energy reasonably, eat small meals, not excessive food, and keep the drainage tube open and so on. Pancreatic-intestinal anastomosis changes the normal physiological structure, you need to fully understand the advantages and disadvantages of surgery under the guidance of the doctor, active treatment, standardized treatment, and strengthen the knowledge of postoperative care to ensure a good prognosis.