title: An unusual cause of rectal bleeding.
authors.affiliation: Department of Colorectal Surgery, Keck School of Medicine, University of Southern California, 1441 Eastlake Avenue, Suite 7418, Los Angeles, CA 90033, USA.
authors.forename: A M
authors.initials: AM
authors.lastname: Kaiser
authors.forename: C
authors.initials: C
authors.lastname: Spanos
mesh_terms: D006471:Gastrointestinal Hemorrhage / Q000209:etiology*; D006392:Hemangioma, Cavernous / Q000150:complications* / Q000000981:diagnostic imaging / Q000473:pathology; D006801:Humans; D008297:Male; D008875:Middle Aged; D012004:Rectal Neoplasms / Q000150:complications* / Q000000981:diagnostic imaging / Q000473:pathology; D014057:Tomography, X-Ray Computed / Q000379:methods