Exposed endoscopic full-thickness resection vs thoracoscopic surgery for complex esophageal subepithelial lesions arising from the muscularis propria

Figure 2 Procedures of endoscopic full-thickness resection for a case with esophageal subepithelial lesion originating from muscularis propria. A: Endoscopic view of esophageal subepithelial lesion originating from muscularis propria; B: Marking dots placed on the surface of the lesion; C: Dissection of the lesion from the muscularis propria; D: Esophageal wall defect following lesion resection; E: Incomplete closure of the esophageal wall defect using metallic clips; F: Resected specimen.