title: An unusual perianal Crohn's mass.
authors.affiliation: Department of Colorectal Surgery, Royal Gwent Hospital, Newport, UK. saurav_tty@yahoo.com
authors.forename: S
authors.initials: S
authors.lastname: Chakravartty
authors.forename: J
authors.initials: J
authors.lastname: Witherspoon
authors.forename: R J
authors.initials: RJ
authors.lastname: Codd
authors.forename: B M
authors.initials: BM
authors.lastname: Stephenson
authors.forename: G L
authors.initials: GL
authors.lastname: Williams
mesh_terms: D001005:Anus Neoplasms / Q000150:complications / Q000473:pathology*; D003424:Crohn Disease / Q000150:complications*; D006801:Humans; D007150:Immunohistochemistry; D016403:Lymphoma, Large B-Cell, Diffuse / Q000150:complications / Q000473:pathology*; D008297:Male; D008875:Middle Aged