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Anaesthesia · Complications, recovery, and safety culture: curriculum recognition
Sample itemA 4-year-old wakes from sevoflurane anaesthesia for adenotonsillectomy within 15 minutes, thrashing, crying and failing to recognise his parents. Analgesia has been given, oxygenation and glucose are normal, and the agitation settles by itself in about 20 minutes. What is the most likely diagnosis?
Original practice item, not a recalled exam question. Nothing here is recorded.
The answer and the reasoning
A. Emergence delirium
Emergence delirium is a short-lived state of agitation and disorientation on waking, most common in preschool children after rapid-offset volatile agents and ENT surgery. It is self-limiting, and pain, hypoxia and hypoglycaemia must be excluded first. Calm reassurance, parental presence and small doses of propofol or dexmedetomidine may help.
Option by option
A. Emergence delirium (correct)
Correct. Brief, self-resolving agitation in a young child after sevoflurane fits emergence delirium once other causes are excluded.
B. Inadequately treated pain
Pain has been treated here, and pain-related agitation would persist until relieved.
C. Postoperative cognitive dysfunction
Postoperative cognitive dysfunction is a prolonged decline in memory and attention, mainly in older adults.
D. Hypoglycaemic neuroglycopenia
Hypoglycaemia is excluded by the normal glucose result.
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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