After esophageal cancer surgery, the incidence of gastric prolapse is not high because the esophagus is removed 6 cm. the esophagus becomes shorter and needs to lift the stomach in order to anastomose, so perhaps because the wasting is too pronounced or the original stomach is very large. Severe prolapse of the stomach may bring many problems that need to be treated. However, surgical treatment is not always needed. The important thing is to gain weight. Improving malnutrition. It is recommended to be able to go to the hospital for examination to completely exclude tumor-related causes, and then determine the degree of malnutrition and determine the next treatment plan.