title: Tympanoplasty: staging the operation.
mesh_terms: D000293:Adolescent; D002648:Child; D002781:Cholesteatoma / Q000601:surgery; D004424:Ear Canal / Q000601:surgery; D004427:Ear Diseases / Q000601:surgery*; D005064:Eustachian Tube / Q000503:physiopathology; D005402:Fistula / Q000601:surgery; D006311:Hearing Disorders / Q000601:surgery; D006801:Humans; D007759:Labyrinth Diseases / Q000601:surgery; D008416:Mastoid / Q000601:surgery; D008722:Methods; D009092:Mucous Membrane / Q000601:surgery; D010033:Otitis Media / Q000601:surgery; D010969:Plastics; D011183:Postoperative Complications; D012826:Silicone Elastomers; D013201:Stapes Surgery; D014433:Tympanoplasty / Q000009:adverse effects*
chemical_list: D010969:Plastics; D012826:Silicone Elastomers