Cerclage for Prevention on Preterm Birth in Women With Placenta Previa

Surgical placement of a cervical cerclage

"Participants assigned to the expectant management group will be followed by their doctor and managed per standard management which includes:~* Standard management for placenta previa.~* Hospital admission for vaginal bleeding/hemorrhage~* Antenatal corticosteroids \> 24w0d of gestation~* Tocolytic therapy per physician's discretion~* Magnesium sulfate for neuroprotection~* Fetal Heart Rate Monitoring~* Avoidance of digital examinations of the cervix~* Elective delivery no earlier than 36w0d gestation unless indicated (uncontrolled hemorrhage, imminent delivery, PROM \> 34 wks, worsening maternal or fetal condition )~* Fetal Fibronectin (fFN) test collected at the time of transvaginal Ultrasound."