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Anaesthesia · Airway complications: cuff leak test
Sample itemWhat does a negative (absent) cuff leak test before extubation predict?
Original practice item, not a recalled exam question. Nothing here is recorded.
The answer and the reasoning
D. A risk of post-extubation stridor from laryngeal oedema
With the cuff deflated and the tube occluded, air should leak around the tube during inspiration. Absence of leak suggests laryngeal oedema and a high risk of stridor after extubation.
Option by option
A. Tube blockage
A blocked tube is assessed by suction passage.
B. Oesophageal intubation
The test does not assess tube position.
C. Pneumothorax
The test does not detect pneumothorax.
D. A risk of post-extubation stridor from laryngeal oedema (correct)
Correct. No leak suggests laryngeal oedema.
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.
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