Impact on Quality of Life in Patients Undergoing Total Gastrectomy or Proximal Gastrectomy for Adenocarcinoma of Esophagogastric Junction

Inclusion Criteria: * • Pathologically confirmed gastric malignant tumor at FUSCC (biopsy may be performed at other institutions but slides must be confirmed at FUSCC, as is routine care at our institution), and the patients be assessed can achieve R0 radical dissection through total gastrectomy or proximal gastrectomy by three specialists. * Patients 20-75 years old * Normal organ function, able to tolerate surgery, no clear contraindication for surgery * No evidence of metastases of adjacent organs * be able to provide follow-up over 2 years * No specific treatment for gastric cancer before surgery * In line with the Declaration of Helsinki and the requirements of the hospital ethics committee. * The subjects were able to understand and comply with the trial protocol, and signed informed consent. Exclusion Criteria: * • AEG SiewertⅠtype patients * Synchronous or metachronous (less than five years) and patients with other malignancies. * Cirrhosis and portal hypertension * Associated with blood diseases * Serious heart/ lung and kidney dysfunction or with metabolic diseases such as diabetes, hyperthyroidism. * Suffering from a serious neurological disease or psychological diseases affecting the life.