Risk assessment of metachronous gastric cancer development using OLGA and OLGIM systems after endoscopic submucosal dissection for early gastric cancer: a long-term follow-up study.
Yun Suk NaSang Gyun KimSoo-Jeong ChoPublished in: Gastric cancer : official journal of the International Gastric Cancer Association and the Japanese Gastric Cancer Association (2023)
High OLGA and OLGIM stages are independent risk factors for metachronous gastric cancer, with the OLGIM staging system being a better predictor. Patients with OLGIM stages 0 ~ II are a subgroup that may benefit more from Helicobacter pylori eradication.