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OBG · Obstetric emergencies: uterine inversion
Sample itemA woman develops sudden shock out of proportion to blood loss after cord traction in the third stage, with a mass at the introitus and absent fundus on abdominal palpation. What is the first step in management?
Original practice item, not a recalled exam question. Nothing here is recorded.
The answer and the reasoning
D. Immediate manual replacement of the uterus (Johnson manoeuvre) and stop uterotonics
Acute uterine inversion is corrected by pushing the fundus back through the cervix along the axis of the vagina (Johnson's manoeuvre) immediately, with fluid resuscitation. Uterotonics are withheld until replacement. Hydrostatic reduction (O'Sullivan) or tocolytics help if difficult.
Option by option
A. Give more oxytocin
Uterotonics before replacement make a cervical ring tighter.
B. Perform hysterectomy
Hysterectomy is only for failed replacement.
C. Observation
Delay allows the ring to constrict.
D. Immediate manual replacement of the uterus (Johnson manoeuvre) and stop uterotonics (correct)
Correct. Prompt replacement relieves neurogenic shock.
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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