Enlarging the ear canal in intact canal wall tympanoplasty.
D002908:Chronic Disease; D004431:Ear, External / Q000002:abnormalities; D005064:Eustachian Tube / Q000601:surgery*; D006801:Humans; D008722:Methods; D010033:Otitis Media / Q000209:etiology / Q000601:surgery; D014433:Tympanoplasty