Epidermoid cancer of the anus.
D001005:Anus Neoplasms / Q000473:pathology / Q000601:surgery / Q000628:therapy*; D002294:Carcinoma, Squamous Cell / Q000473:pathology / Q000601:surgery / Q000628:therapy*; D006801:Humans; D009364:Neoplasm Recurrence, Local; D009367:Neoplasm Staging