A pregnant client who is at term has painless vaginal bleeding and is diagnosed as having placenta previa. What are the predisposing factors for placenta previa?
A) Old cesarean scar
B) Substance abuse
C) Poor placental circulation
D) Systemic hypertension
A
Feedback:
An old cesarean scar is a predisposing factor for placenta previa. Substance abuse, poor placental circulation, and hypertension are predisposing factors for abruptio placentae, but not for placenta previa.
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