“…[ 2 ] This may be because scar contraction after SMIS increases the pressure of the lower esophageal sphincter, reconstructing the shape of the esophageal valve flap, producing an effect similar to peroral endoscopic cardial constriction, and relieving reflux to a certain extent. [ 3 ] The symptoms of swallowing problems and pain after PG are more obvious than those of SMIS, which may be explained by the stenosis of the anastomotic stoma, causing difficulty in feeding. Additionally, the lack of a gastrointestinal pacemaker and severing of the vagus nerve after gastrectomy leads to weakened gastric motility, thus affecting gastric emptying disorders.…”