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Related Experiment Videos

Early Doppler studies in lupus pregnancy.

S Kerslake1, K E Morton, E Versi

  • 1Department of Obstetrics and Gynecology, UMDS, St. Thomas' Hospital, London, England.

American Journal of Reproductive Immunology (New York, N.Y. : 1989)
|October 1, 1992
PubMed
Summary

Doppler blood flow studies, including end-diastolic blood flow (EDF), effectively predicted pregnancy outcomes in patients with systemic lupus erythematosus or antiphospholipid syndrome. Absence of EDF indicated Cesarean delivery, while lupus anticoagulant presence predicted fetal demise.

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Area of Science:

  • Obstetrics and Gynecology
  • Rheumatology
  • Maternal-Fetal Medicine

Background:

  • Systemic lupus erythematosus (SLE) and antiphospholipid syndrome (APS) pose significant risks to pregnancy.
  • Effective monitoring and prediction of pregnancy complications in these patients are crucial for maternal and fetal well-being.

Purpose of the Study:

  • To evaluate the utility of serial Doppler blood flow studies in predicting pregnancy outcomes.
  • To compare the predictive accuracy of end-diastolic blood flow (EDF), anticardiolipin antibodies (aCL), and lupus anticoagulant (LAC) for pregnancy complications.

Main Methods:

  • Prospective study of 56 pregnancies in 54 patients with SLE or APS.
  • Serial Doppler ultrasonography of umbilical and uterine arteries from 14 weeks' gestation.

Related Experiment Videos

  • Correlation of EDF, aCL, and LAC with pregnancy outcomes: mortality, Cesarean delivery, hypertension, and gestational age.

    • Main Results:

    • Absence of end-diastolic blood flow (EDF) was a strong predictor of Cesarean delivery.
    • Presence of EDF and absence of aCL correlated with normotensive pregnancies.
    • Lupus anticoagulant (LAC) demonstrated the highest accuracy in predicting fetal demise.

    Conclusions:

    • Doppler end-diastolic blood flow (EDF) is a valuable tool for predicting pregnancy outcomes in high-risk patients.
    • Combining Doppler studies with serological markers like LAC can improve the prediction of adverse pregnancy events in SLE and APS.
    • Intensive fetal and maternal monitoring, guided by these predictive markers, optimizes delivery timing and management.