Endoscopic surgery in otolaryngology.
D019723:Endoscopes; D004724:Endoscopy / Q000379:methods*; D006801:Humans; D007818:Laryngeal Diseases / Q000601:surgery; D020704:Laryngoscopes; D007828:Laryngoscopy / Q000379:methods; D009296:Nasal Cavity / Q000473:pathology; D010038:Otorhinolaryngologic Diseases / Q000601:surgery*; D010254:Paranasal Sinus Diseases / Q000175:diagnosis