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Anaesthesia · Airway
Sample itemAfter induction and neuromuscular blockade, repeated intubation attempts fail. Face-mask ventilation and a supraglottic airway also fail, and oxygen saturation is falling rapidly. What is the most appropriate next step?
Original practice item, not a recalled exam question. Nothing here is recorded.
The answer and the reasoning
B. Emergency front-of-neck access (cricothyroidotomy)
Failure of intubation, face-mask ventilation and supraglottic airway with falling saturation is a cannot intubate, cannot oxygenate situation. The final rescue step in difficult airway algorithms is immediate front-of-neck access through the cricothyroid membrane. Delay leads to hypoxic brain injury.
Option by option
A. Wait for spontaneous recovery from the relaxant
Waiting for recovery is unsafe because hypoxia progresses far faster than the drug wears off.
B. Emergency front-of-neck access (cricothyroidotomy) (correct)
Correct. A surgical or cannula airway through the cricothyroid membrane bypasses the failed upper airway.
C. More laryngoscopy attempts by the same operator
Repeated attempts cause trauma and oedema and lose critical time.
D. Insert a nasopharyngeal airway
A nasopharyngeal airway cannot overcome complete failure of ventilation.
Source note: Original NextPrep sample item — pending expert review. This item is original practice material awaiting independent expert review, so confirm important facts in a standard textbook.