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Related Experiment Video

Updated: Aug 27, 2025

Author Spotlight: Modeling an Aspect of Preeclampsia in Female Mice Using Hypoxic Human Placenta-Derived Small Extracellular Vesicles
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Preeclampsia: Maternal cardiovascular function and optimising outcomes.

Natalie Dennehy1, Christoph Lees2

  • 1Imperial College Healthcare NHS Trust, Queen Charlotte's Hospital, Du Cane Road, London, United Kingdom of Great Britain and Northern Ireland.

Early Human Development
|October 2, 2022
PubMed
Summary
This summary is machine-generated.

Preeclampsia involves cardiac dysfunction before, during, and after pregnancy, impacting maternal and infant cardiovascular health. Identifying pre-existing cardiovascular phenotypes may enable early prevention and targeted therapies for preeclampsia.

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Area of Science:

  • Cardiovascular Physiology
  • Obstetrics
  • Perinatology

Background:

  • Preeclampsia is linked to cardiac dysfunction extending beyond the clinical phase, affecting long-term maternal and neonatal cardiovascular health.
  • Abnormal cardiovascular function predates conception, suggesting pre-existing conditions contribute to preeclampsia development.

Approach:

  • This review synthesizes current evidence on cardiovascular function changes in preeclampsia.
  • It examines the timeline of cardiovascular dysfunction onset and identifies two distinct preeclampsia phenotypes.
  • Phenotype 1: Associated with fetal growth restriction, low cardiac output, and high peripheral resistance.
  • Phenotype 2: Associated with normal fetal growth, high cardiac output, and low peripheral resistance.

Key Points:

  • A pre-conception cardiovascular phenotype indicates potential for preeclampsia prevention through early cardiovascular optimization.
  • Understanding the two distinct phenotypes allows for targeted therapeutic strategies.
  • Addressing preeclampsia is crucial for improving long-term maternal and neonatal cardiovascular well-being.

Conclusions:

  • Cardiovascular dysfunction is integral to preeclampsia, manifesting before, during, and after pregnancy.
  • Early identification of cardiovascular phenotypes offers a window for preventative interventions.
  • Targeted therapies based on specific phenotypes can optimize cardiovascular function and improve outcomes.