title: Retroflexion-induced perforation during colonoscopy after polypectomy: a word of caution.
authors.affiliation: Department of Gastroenterology, Hamad General Hospital, Doha, Qatar.
authors.forename: Anil K
authors.initials: AK
authors.lastname: John
authors.affiliation: Department of Gastroenterology, Hamad General Hospital, Doha, Qatar.
authors.forename: Saad
authors.initials: S
authors.lastname: Al Kaabi
authors.affiliation: Department of Gastroenterology, Hamad General Hospital, Doha, Qatar.
authors.forename: Ragesh B
authors.initials: RB
authors.lastname: Thandassery
authors.affiliation: Department of Gastroenterology, Hamad General Hospital, Doha, Qatar.
authors.forename: Nazeeh
authors.initials: N
authors.lastname: Dweik
mesh_terms: D000236:Adenoma / Q000601:surgery*; D000368:Aged; D003113:Colonoscopy / Q000009:adverse effects*; D006801:Humans; D007416:Intestinal Perforation / Q000209:etiology*; D007417:Intestinal Polyps / Q000601:surgery*; D008297:Male; D012004:Rectal Neoplasms / Q000601:surgery*; D012007:Rectum / Q000293:injuries* / Q000601:surgery