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Related Experiment Videos

First trimester screening for preeclampsia.

Aris T Papageorghiou1, Stuart Campbell

  • 1St George's, University of London, London, UK.

Current Opinion in Obstetrics & Gynecology
|November 14, 2006
PubMed
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First-trimester screening for preeclampsia using uterine artery Doppler and placental protein 13 may identify up to 90% of severe cases. This early detection could help high-risk pregnancies benefit from aspirin therapy.

Area of Science:

  • Obstetrics and Gynecology
  • Maternal-Fetal Medicine
  • Diagnostic Imaging

Background:

  • Preeclampsia poses significant risks to maternal and fetal health.
  • Early identification of high-risk pregnancies is crucial for timely intervention.
  • Aspirin therapy initiated in the first trimester shows potential benefits for preeclampsia prevention.

Purpose of the Study:

  • To review recent publications on first-trimester screening methods for preeclampsia.
  • To evaluate the effectiveness of various screening techniques in identifying women at risk.
  • To assess the potential of early detection for guiding therapeutic interventions.

Main Methods:

  • Review of publications from the past year focusing on first-trimester preeclampsia screening.

Related Experiment Videos

  • Analysis of uterine artery Doppler studies for detecting severe preeclampsia.
  • Evaluation of ultrasound-based methods like 3D ultrasound for placental volume measurement.
  • Assessment of maternal serum markers including placental growth factor, vascular endothelial growth factor, soluble fms-like tyrosine kinase-1, and placental protein 13.

    • Main Results:

    • First-trimester uterine artery Doppler identifies 50-65% of severe preeclampsia cases with a 5% false positive rate.
    • Three-dimensional ultrasound for placental volume measurement shows promise but requires further evaluation.
    • Maternal serum markers alone have not improved screening over uterine artery Doppler.
    • Placental protein 13 combined with uterine Doppler may predict up to 90% of severe preeclampsia cases with a 9% false positive rate.

    Conclusions:

    • First-trimester uterine artery Doppler is effective in identifying over half of women who will develop preeclampsia.
    • Combining uterine artery Doppler with first-trimester maternal serum markers, particularly placental protein 13, enhances detection rates.
    • Women identified as high-risk through these screening methods are candidates for future pharmacological intervention trials.