What are the signs and symptoms of impending airway obstruction of caustic ingestions?

Updated: Dec 09, 2020
  • Author: Derrick Lung, MD, MPH, FACEP, FACMT; Chief Editor: David Vearrier, MD, MPH  more...
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As with the history, physical examination findings may be deceptively unremarkable after a significant caustic ingestion, despite the presence of significant tissue necrosis.

Signs of impending airway obstruction may include the following:

  • Stridor
  • Hoarseness
  • Dysphonia or aphonia
  • Respiratory distress, tachypnea, hyperpnea
  • Cough

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