Treatment of retraction pockets and cholesteatoma.
D000328:Adult; D002648:Child; D002781:Cholesteatoma / Q000601:surgery*; D004427:Ear Diseases / Q000601:surgery*; D004432:Ear, Middle; D006801:Humans; D008416:Mastoid / Q000601:surgery; D008417:Mastoiditis / Q000601:surgery; D014433:Tympanoplasty / Q000379:methods