Local anesthesia for peroral endoscopy. Using superior laryngeal nerve block with topical application.
D000328:Adult; D000336:Aerosols / Q000627:therapeutic use; D062365:Aminobenzoates / Q000008:administration & dosage; D000772:Anesthesia, Local; D001548:Benzalkonium Compounds / Q000009:adverse effects; D006801:Humans; D007828:Laryngoscopy; D008012:Lidocaine / Q000008:administration & dosage; D000644:Quaternary Ammonium Compounds / Q000008:administration & dosage; D013748:Tetracaine / Q000008:administration & dosage
D000336:Aerosols; D062365:Aminobenzoates; D001548:Benzalkonium Compounds; D000644:Quaternary Ammonium Compounds; D013748:Tetracaine; D008012:Lidocaine