Laryngoscopy

Overview

Direct visualization of the larynx for diagnostic or therapeutic purposes

Indications

  • Dysphagia
  • Odynophagia (pain on swallowing)
  • Hoarseness
  • FB ingestion
  • Sensation in throat
  • Angioedema
  • Assessment of airway
  • Be careful when impending airway compromise because cause swelling but can be done with airway team present

Contraindications

Equipment Needed

  • Flexible laryngoscopy
  • Decongestant:
    • oxymetazolin (afrin) 0.05%
    • .1-1% phenylephrine
  • Anesthetic
    • Lidocaine 4%
    • Cocaine 5% works as both

Procedure

  • Attach light n suction
  • Fogging
  • Warm end in warm water to prevent fogging
  • Ask patient swallow
  • If can't go through nares, go through mouth

Tips

  • Mirror laryngoscopy
  • Minimize gag by pts eyes open n focus on breathing

Complications

  • laryngospasm if paraglottic infections

See Also

External Links

References

  • Roberts and Hedges' Clinical Precedures in Emergency Medicine, 6th edition