Question 175 · LEK · Abnormal course of labor
The ultrasound risk factor for shoulder dystocia is not:
- A. estimated fetal weight above 4500 g.
- B. abdominal circumference above 350 mm.
- C. difference in the circumference of the abdomen and fetal head over 40 mm.
- D. difference in the transverse abdominal and biparietal diameter over 26 mm.
- E. difference in the length of the clavicular bone and the humerus over 50 mm.
Hint
Shoulder dystocia risk reflects macrosomia and a trunk that is large relative to the head; which option measures neither?
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