Comparative Analysis of Short-Term Therapeutic Effects Between the π-Shaped and Overlap Methods for Esophagogastrostomy in Totally Laparoscopic Total Gastrectomy

Inclusion Criteria:(1) preoperative confirmation through electronic gastroscopy and enhanced CT that the lesion was situated in the fundus, middle and upper third of the gastric body, or the entire stomach; (2) postoperative pathology confirming adenocarcinoma; (3) utilization of either overlap esophagojejunal anastomosis or π-shaped anastomosis in total laparoscopic total gastrectomy. \- Exclusion Criteria:(1) patients with severe preoperative cardiac, hepatic, renal, and pulmonary complications; (2) preoperative neoadjuvant chemotherapy; (3) a history of previous abdominal surgery; (4) patients requiring combined resection due to infiltration of other organs during the operation; (5) patients with incomplete pathological or clinical data. All patients signed informed consent. \-