title: Anal lesions. When to suspect carcinoma.
abstract: Anal carcinoma appears in a variety of forms and may be easily confused with a benign disorder. Diagnosis must be confirmed by biopsy. All anal lesions require careful evaluation and follow-up to ensure resolution of benign disease or proper treatment of malignancy.
mesh_terms: D001003:Anal Canal / Q000033:anatomy & histology; D001005:Anus Neoplasms / Q000175:diagnosis* / Q000473:pathology; D002277:Carcinoma / Q000175:diagnosis* / Q000473:pathology; D003937:Diagnosis, Differential; D006801:Humans; D011230:Precancerous Conditions / Q000175:diagnosis / Q000473:pathology