FAMISH score for predicting metachronous gastric lesions after endoscopic resection: validation in Japanese patients.
PURPOSE Endoscopic submucosal dissection (ESD) is a curative treatment for early gastric cancer (EGC); however, the risk of metachronous gastric lesions (MGL) persists. The FAMISH score was recently developed in Europe to stratify MGL risk, but its external validity in Japanese patients remains unclear. We aimed to ext...