Clinical Outcomes of the Endoscopic Submucosal Dissection of Early Gastric Cancer Are Comparable between Absolute and New Expanded Criteria

Advances in endoscopic submucosal dissection (ESD) techniques have led to the development of expanded criteria for endoscopic resection of early gas-tric cancer (EGC). The aim of this study was to evaluate the short- and long-term outcomes for ESD using indication cri-teria.A total of 1,105 patients underwent ESD for EGC at six medical centers. The patients were classified into the following two groups based on the lesion size, presence of...