Primary carcinoma of Stensen's duct.
D002294:Carcinoma, Squamous Cell / Q000175:diagnosis / Q000532:radiotherapy / Q000601:surgery*; D006801:Humans; D008297:Male; D008875:Middle Aged; D010307:Parotid Neoplasms / Q000175:diagnosis / Q000532:radiotherapy / Q000601:surgery*