Antral mucosal bridge.
D000368:Aged; D005747:Gastric Fistula / Q000175:diagnosis* / Q000209:etiology; D005773:Gastroscopy; D006801:Humans; D008297:Male; D011706:Pyloric Antrum; D013272:Stomach Diseases / Q000175:diagnosis / Q000209:etiology; D013276:Stomach Ulcer / Q000150:complications*