It is possible for gastric cancer patients to go from ascites to death in half a year, or about one year if treated well. If ascites is found, it means that the amount of ascites is on the high side, which is usually seen in advanced gastric cancer, and there will not be ascites in early or middle stage gastric cancer with good nutritional status after surgery. Ascites may be caused by malnutrition and low protein, or it may be caused by tumor recurrence and metastasis, such as tumor planting and spreading in the abdominal cavity, and it may be accompanied by incomplete intestinal obstruction, with frequent paroxysmal pain in the abdomen and decrease in anal gas and defecation, and with the prolongation of time, the body weight should gradually decrease and the limbs should be thinned out, and at the same time, the amount of ascites will gradually increase. Need to come to the hospital to rehydration and nutritional support and other symptomatic treatment, if the conditions are good, can also be chemotherapy, can be effective in prolonging the survival period, but the overall survival period are relatively short.