title: The systematic preoperative evaluation of eustachian tubal function.
mesh_terms: D004427:Ear Diseases / Q000503:physiopathology; D004432:Ear, Middle; D004724:Endoscopy; D005064:Eustachian Tube / Q000000981:diagnostic imaging / Q000503:physiopathology*; D006801:Humans; D001239:Inhalation; D008365:Manometry / Q000295:instrumentation; D009092:Mucous Membrane; D009225:Myringoplasty; D011312:Pressure; D011859:Radiography; D014432:Tympanic Membrane / Q000293:injuries / Q000601:surgery