1 Gastroscopy after transgastric implantation of a lumen-apposing metal stent (LAMS), with the intention of draining a walled-off pancreatic necrosis collection. Initial gastroscopy revealed severe ischemic gastric wall necrosis without signs of perforation (Fig. Computed tomography (CT) showed signs of acute pancreatitis with a 9-cm measuring walled-off pancreatic necrosis (WOPN) in the pancreatic tail, with broad-based contact to the greater curvature of the stomach. [Extracted from the article]