Effects on the hearing of patients treated by irradiation in the head and neck area.
D000293:Adolescent; D000328:Adult; D000368:Aged; D004423:Ear / Q000528:radiation effects*; D005064:Eustachian Tube; D005500:Follow-Up Studies; D006258:Head and Neck Neoplasms / Q000532:radiotherapy; D006311:Hearing Disorders / Q000209:etiology*; D006801:Humans; D008875:Middle Aged; D009369:Neoplasms / Q000532:radiotherapy; D011832:Radiation Injuries; D011882:Radiotherapy, High-Energy / Q000009:adverse effects*