Early gastric cancer and precancerous lesion
Conditions
Interventions
Sponsors
The Second Hospital & Clinical Medical School,Lanzhou University
Eligibility
Sex/Gender
All
Age
18 Years to 90 Years
Inclusion criteria
Inclusion criteria: (1) Age 18 and above; (2) Early gastric cancer and precancerous lesion is diagnosed through magnifying endoscopy or staining endoscopy, and the tumor is located at the gastric fundus, gastric body, or gastric angle with a diameter of = 20mm; (3) The tumor meets the absolute and expanded indications of the Japanese Gastric Cancer Treatment Protocol (Second Edition): a. Differentiated adenocarcinoma within the mucosal layer, without ulcers; b. Differentiated adenocarcinoma within the mucosal layer of combined ulcers, = 30mm; (4) Preoperative pathological biopsy diagnosis is consistent with gastric cancer group subtypes 3, 4, and 5; (5) Patient activity status ECOG score 0-2.
Exclusion criteria
Exclusion criteria: (1) Preoperative diagnosis of early gastric cancer patients with invasion depth reaching the submucosal deep layer (= SM2); (2) Enhanced CT scan of the abdomen revealed lymph node metastasis; (3) Cases of local recurrence after endoscopic resection; (4) Patients with active malignant tumors outside the stomach; (5) Severe anemia, coagulation dysfunction, heart, lung, liver, and kidney dysfunction, severe acute infection, and pregnant patients; (6) Unable to tolerate intravenous anesthesia cases; (7) Anticoagulants and anticoagulants (excluding low-dose aspirin) cannot be discontinued; (8) Patients who are currently participating in other clinical studies.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Dissection speed; | — |
Secondary
| Measure | Time frame |
|---|---|
| Dissection duration;Muscle layer injury;The total amount of fluid injected under the mucosa;Intraoperative perforation; | — |
Countries
China
Contacts
Public ContactPENGFEI WANG
The Second Hospital & Clinical Medical School, Lanzhou University
Outcome results
None listed