The nurse working in the labor and delivery unit is aware that which of the following maternal factors increases the risk of shoulder dystocia during childbirth?
The nurse working in the labor and delivery unit is aware that which of the following maternal factors increases the risk of shoulder dystocia during childbirth?
A. Prenatal vitamin supplementation
[1%]
B. Gestational diabetes mellitus (GDM)
[79%]
C. Preeclampsia
[17%]
D. Prepregnancy body mass index (BMI) within normal range
[3%]
Statistics
Subject/Lesson
Subject
Maternal & Newborn Health
Lesson
Labor/Delivery
Client Need
Test Plan
Reduction of Risk Potential
Related Topic
Potential for Complications of Diagnostic Tests/Treatments/Procedures
Item Type
Item Type
Knowledge/Comprehension
Explanation
Choice B is correct. GDM is a maternal condition characterized by high blood sugar levels during pregnancy. Infants born to mothers with GDM are at increased risk of macrosomia (large birth weight), which can predispose them to shoulder dystocia during delivery.
Choice A is incorrect. Prenatal vitamin supplementation is important for maternal and fetal health during pregnancy but is not directly associated with an increased risk of shoulder dystocia.
Choice C is incorrect. Preeclampsia is a risk factor for a client progressing to eclampsia. However, this is not a risk factor for the fetus developing shoulder dystocia.
Choice D is incorrect. While maternal obesity is a known risk factor for shoulder dystocia, having a prepregnancy BMI within the normal range is not associated with an increased risk of shoulder dystocia.
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4 Key Topics

Shoulder Dystocia
30.4 Intrapartum Complications
Additional Info
✓ Shoulder dystocia occurs when the baby's shoulders become impacted behind the mother's pubic bone after the head has been delivered, leading to difficulties in completing the delivery.
✓ Nurses should provide continuous monitoring of maternal and fetal vital signs, uterine contractions, and fetal heart rate patterns during labor and delivery, with particular attention to signs of distress or fetal compromise.
✓ Shoulder dystocia occurs in approximately 0.2% to 3% of all vaginal deliveries, making it a relatively rare but potentially serious obstetric complication.