title: Evaluation of hemorrhoids with the retroflexed fiberoptic colonoscope.
authors.forename: M
authors.initials: M
authors.lastname: Fernández-Bermejo
authors.forename: J
authors.initials: J
authors.lastname: Maté-Jim nez
mesh_terms: D019723:Endoscopes; D005336:Fiber Optic Technology / Q000295:instrumentation*; D006484:Hemorrhoids / Q000175:diagnosis* / Q000628:therapy; D006801:Humans; D007413:Intestinal Mucosa / Q000473:pathology; D008026:Ligation; D011391:Prolapse