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Anaesthesia · Airway
Sample itemWhich of the following is a contraindication to using a classic laryngeal mask airway?
Original practice item, not a recalled exam question. Nothing here is recorded.
The answer and the reasoning
D. A full stomach or high risk of regurgitation
A laryngeal mask sits above the larynx and does not seal the airway from the oesophagus, so it gives no reliable protection against aspiration. It is avoided in patients with a full stomach, symptomatic reflux, pregnancy near term or bowel obstruction. It is useful for short procedures and as a rescue airway.
Option by option
A. A rescue device after failed intubation in a fasted patient
A laryngeal mask is a recommended rescue device in a failed intubation in a patient without aspiration risk.
B. A patient breathing spontaneously for minor surgery
Spontaneous breathing for minor surgery is a typical indication.
C. A short elective procedure in a fasted patient
A short elective procedure in a fasted patient is a standard indication.
D. A full stomach or high risk of regurgitation (correct)
Correct. Without a sealed airway, regurgitated gastric contents can enter the lungs.
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.