title: Transitional cell carcinoma of anal canal.
mesh_terms: D000328:Adult; D000368:Aged; D001003:Anal Canal / Q000473:pathology; D001005:Anus Neoplasms / Q000473:pathology*; D002295:Carcinoma, Transitional Cell / Q000473:pathology*; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged