Endoscopic full-thickness resection vs surgical resection for gastric stromal tumors: Efficacy and safety using propensity score matching

Figure 2 Intraoperative images of endoscopic full-thickness resection. A: White light observation, locating the submucosal tumor; B: Incision of the tumor's superficial mucosa; C: Layer-by-layer dissection, timely electrocoagulation for hemostasis; D: Complete exposure of the tumor; E: Tumor resection, with full-thickness gastric wall resection visible; F: Closure of the wound using a metal clip.