title: Computed tomography of rectal lymphoma.
abstract: We present two human immunodeficiency virus positive patients with rectal lymphoma who on CT both demonstrated similar appearances of the rectal tumour, consisting of concentric thickening of the rectal wall and thickening of the levator ani muscles.
authors.affiliation: Department of Radiology, Westminister Hospital, London, U.K.
authors.forename: P
authors.initials: P
authors.lastname: Carvalho
authors.forename: A K
authors.initials: AK
authors.lastname: Bannerjee
authors.forename: A
authors.initials: A
authors.lastname: Goodman
mesh_terms: D000038:Abscess / Q000473:pathology; D000328:Adult; D001004:Anus Diseases / Q000473:pathology; D006679:HIV Seropositivity; D006801:Humans; D008228:Lymphoma, Non-Hodgkin / Q000000981:diagnostic imaging*; D008297:Male; D008875:Middle Aged; D012004:Rectal Neoplasms / Q000000981:diagnostic imaging*; D012007:Rectum / Q000000981:diagnostic imaging; D014057:Tomography, X-Ray Computed