Cholesteatoma surgery; transcanal approach.
D002781:Cholesteatoma / Q000601:surgery*; D004427:Ear Diseases / Q000601:surgery*; D004432:Ear, Middle / Q000601:surgery*; D005205:Fascia / Q000637:transplantation; D005500:Follow-Up Studies; D006801:Humans; D010521:Periosteum / Q000637:transplantation; D016038:Skin Transplantation; D013524:Surgical Flaps; D014433:Tympanoplasty / Q000379:methods*