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Anaesthesia · Local and regional anaesthesia: spinal anaesthesia in former preterm infants
Sample itemA former preterm infant needs inguinal hernia repair. Which technique can reduce the incidence of early postoperative apnoea compared with general anaesthesia?
Original practice item, not a recalled exam question. Nothing here is recorded.
The answer and the reasoning
A. Spinal anaesthesia without sedation
Former preterm infants are at risk of apnoea after general anaesthesia because of immature respiratory control. Regional anaesthesia without sedation lowers early apnoea, but monitoring is still required for a period after the procedure.
Option by option
A. Spinal anaesthesia without sedation (correct)
Correct. Avoiding general anaesthetic drugs lowers early postoperative apnoea.
B. General anaesthesia with a volatile agent and opioid
Volatile agents and opioids depress respiratory drive.
C. General anaesthesia with a high concentration of sevoflurane
A higher volatile concentration increases respiratory depression.
D. Sedation with midazolam alone
Sedatives such as midazolam also depress ventilation and can cause apnoea.
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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