The pathophysiology of upper-airway obstruction (UAO) is complex. Possible causes of UAO that may lead to acute respiratory failure, are as follows: infections like acute epiglottitis and croup, obstructing tumors in the base of the tongue, larynx or hypopharynx, aspirated food or liquid contents,
High-flow nasal oxygen is increasingly used in complex head and neck surgical procedures and difficult airway management. We describe a case where an operating room fire occurred while using high-flow nasal oxygen during an awake tracheostomy for an obese patient in airway extremis due to
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