Tu1226 Submucosal Tunneling Endoscopic Resection Vs. Thoracoscopic Surgery for Large Symptomatic Submucosal Tumors in the Esophagus and Esophagogastric Junction

The aim of this study is to compare the clinical outcomes of submucosal tunneling endoscopic resection (STER) and thoracoscopic surgery (TS) for large symptomatic submucosal tumors (SMTs) in esophagus and esophagogastric junction, as well as to analyze the clinicopathological factors that effect the feasiblilty of STER.