Early external auditory canal tumors.
D000230:Adenocarcinoma / Q000175:diagnosis; D002277:Carcinoma / Q000175:diagnosis; D003528:Carcinoma, Adenoid Cystic / Q000175:diagnosis; D002280:Basal Cell Carcinoma / Q000175:diagnosis; D002294:Carcinoma, Squamous Cell / Q000175:diagnosis; D002781:Cholesteatoma / Q000175:diagnosis; D003937:Diagnosis, Differential; D004424:Ear Canal; D004428:Ear Neoplasms / Q000175:diagnosis* / Q000601:surgery; D006391:Hemangioma / Q000175:diagnosis; D008545:Melanoma / Q000175:diagnosis; D010212:Papilloma / Q000175:diagnosis