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OBG · Labour: intrauterine resuscitation
Sample itemA woman receiving an oxytocin infusion has a cardiotocograph showing recurrent late decelerations with reduced variability. Which action should be taken first?
Original practice item, not a recalled exam question. Nothing here is recorded.
The answer and the reasoning
A. Stop the oxytocin and turn her to the left lateral position, correct hypotension with fluids
Intrauterine resuscitation aims to improve uteroplacental perfusion by stopping oxytocin, positioning the mother laterally, correcting hypotension with intravenous fluids and treating tachysystole, and then reassessing. If the tracing does not improve, delivery is expedited. Oxygen is not routinely recommended in the absence of maternal hypoxia.
Option by option
A. Stop the oxytocin and turn her to the left lateral position, correct hypotension with fluids (correct)
Correct. Stop the stimulant, reposition and optimise perfusion, then reassess.
B. Give a sedative and wait
Sedation does not help fetal oxygenation.
C. Increase oxytocin to hasten delivery
More oxytocin worsens uterine hyperactivity and fetal hypoxia.
D. Perform an artificial rupture of membranes
Amniotomy does not address the underlying uteroplacental insufficiency.
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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