title: Basal cell carcinoma arising in a fistula-in-ano.
abstract: Fistula-in-ano can be complicated by malignant degeneration. A case of basal cell carcinoma identified in the curettage specimen of a fistulotomy is reported. The clinicopathologic features of cases reported in the literature are reviewed.
authors.affiliation: Department of Surgery, School of Medicine and Biomedical Sciences, State University of New York, Buffalo, USA.
authors.forename: M N
authors.initials: MN
authors.lastname: Kulaylat
authors.forename: R J
authors.initials: RJ
authors.lastname: Doerr
authors.forename: H
authors.initials: H
authors.lastname: Karamanoukian
authors.forename: G
authors.initials: G
authors.lastname: Barrios
mesh_terms: D001005:Anus Neoplasms / Q000209:etiology*; D002280:Basal Cell Carcinoma / Q000209:etiology*; D006801:Humans; D008297:Male; D008875:Middle Aged; D012003:Rectal Fistula / Q000150:complications*