Right Versus Left Thoracic Surgical Approaches for Siewert II Gastroesophageal Junction Adenocarcinoma

Exclusion Criteria

• •1. Have a history of other malignant tumors in the past or at the same time;
• •2. Previous upper abdominal surgery (excluding cholecystectomy);
• •3. Bleeding, perforation and obstruction requiring emergency surgical treatment;
• •4. Severe heart, lung, liver and kidney dysfunction, which the researcher thinks is not suitable for operation;
• •5. Hydrothorax and ascites with clinical symptoms need therapeutic puncture or drainage;
• •6. Participate in other clinical studies or less than 1 month from the end of the previous clinical study;
• •7. Have a history of psychoactive drug abuse, alcoholism or drug abuse;
• •8. Be unable or do not agree to bear the inspection and treatment expenses at their own expense;
• •9. The researcher thinks that it should be excluded from this study.