A Woman With Stridor and Respiratory Failure

A 59-year-old woman presented to the emergency department with shortness of breath for 1 day. At presentation, her respiratory rate was 38 breaths/min with expiratory stridor and the use of accessory muscles. Acute upper airway obstruction was immediately diagnosed. Because of imminent respiratory failure, the patient was promptly intubated, with resolution of the respiratory distress symptoms.

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