About this trial
The purpose of this two-phase observational study is to investigate the use of ultrasonography to predict placental pathology at the time of delivery.
Eligibility criteria
Qualifiers
Patients with delivery in NorthShore University HealthSystem,
Ultrasound available within 4 weeks of delivery with adequate placental images
Placental pathology available
Disqualifiers
Multiple gestation
Exposed: Patients with singleton gestation with fetal growth restriction at 20-28 weeks with a plan to deliver at NorthShore Highland Park Hospital Evanston Hospital. Patients must have a first-trimester ultrasound (<14 weeks) to confirm pregnancy dating available in the electronic medical record.
Unexposed: Patients who present for routine ultrasound evaluation at 36-38 weeks with normal fetal growth with a plan to deliver at NorthShore Highland Park Hospital or NorthShore Evanston Hospital.
Exposed: Multiple gestation, major fetal anomaly
Trial design
Treatments tested in this trial
- Not listed