title: Leiomyomatous colonic polyp.
abstract: Leiomyomatous colonic polyps are rare. We report a patient with an asymptomatic 15-mm submucosal polyp in the sigmoid colon. The tumor was successfully removed by endoscopy. Histopathological examination revealed a leiomyoma originating in the muscularis mucosa.
authors.affiliation: Department of Medicine, University Hospital, Reykjavik, Iceland.
authors.forename: H
authors.initials: H
authors.lastname: Björnsdóttir
authors.forename: J
authors.initials: J
authors.lastname: Björnsson
authors.forename: H
authors.initials: H
authors.lastname: Gudjónsson
mesh_terms: D012809:Colon, Sigmoid / Q000473:pathology*; D003111:Colonic Polyps / Q000473:pathology*; D003113:Colonoscopy; D006801:Humans; D007413:Intestinal Mucosa / Q000473:pathology; D007889:Leiomyoma / Q000473:pathology*; D008297:Male; D008875:Middle Aged; D012811:Sigmoid Neoplasms / Q000473:pathology*