title: Intact canal wall for cholesteatoma.
mesh_terms: D002648:Child; D002781:Cholesteatoma / Q000601:surgery*; D004427:Ear Diseases / Q000601:surgery*; D006801:Humans; D012008:Recurrence; D012665:Semicircular Canals / Q000601:surgery; D014433:Tympanoplasty / Q000379:methods*