Gastric carcinoma
Conditions
Interventions
Laparoscopic regional lymph node dissection group:Laparoscopic sequential regional lymph node dissection with stomach preservation
Standard gastrectomy group for gastric cancer:Standard gastrectomy for gastric cancer
Sponsors
West China Hospital of Sichuan University
Eligibility
Sex/Gender
All
Inclusion criteria
Inclusion criteria: According to the latest 2024 NCCN guidelines for gastric cancer in the United States, patients at high risk for lymph node metastasis after endoscopic treatment, based on pathological evaluation, meet at least one of the following criteria: 1.The tumor histological type is poorly differentiated. 2.Postoperative pathology confirms deep infiltration: pT1b2 (SM > 500µm). 3.Postoperative pathology confirms lymphovascular invasion.
Exclusion criteria
Exclusion criteria: 1.Pathological evaluation shows positive horizontal or vertical margins. 2.Patients with a history of esophageal/gastric surgery or those with underlying diseases or other reasons that prevent them from undergoing gastric surgery. 3.Patients who are unable to provide informed consent.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Tumor recurrence rate;Overall survival;Disease-specific survival;Disease-free survival; | — |
Secondary
| Measure | Time frame |
|---|---|
| Complications;Quality of life;Nutritional status;Gastric emptying ability;Length of hospital stay; | — |
Countries
China
Contacts
Public ContactJinlin Yang
West China Hospital of Sichuan University
Outcome results
None listed