title: Perforation of gastric carcinoma (at site of previous benign ulcer) after withdrawal of cimetidine.
mesh_terms: D000230:Adenocarcinoma / Q000209:etiology*; D002927:Cimetidine / Q000008:administration & dosage*; D006146:Guanidines / Q000008:administration & dosage*; D006801:Humans; D008297:Male; D008875:Middle Aged; D010439:Peptic Ulcer Perforation / Q000150:complications*; D013274:Stomach Neoplasms / Q000209:etiology*; D013276:Stomach Ulcer / Q000150:complications* / Q000188:drug therapy
chemical_list: D006146:Guanidines; D002927:Cimetidine