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article · Best Practice & Research Clinical Obstetrics & Gynaecology

Preventing maternal morbidity and mortality from preeclampsia and eclampsia particularly in low- and middle-income countries

202428 citationsOpen accessUniversity of the Witwatersrand

In plain language

Preeclampsia presents as a complex condition with diverse clinical phenotypes that complicate diagnosis and treatment. Early-onset preeclampsia is primarily characterised by placental dysfunction stemming from inadequate remodelling of uterine spiral arteries, leading to mal-perfusion and syncytiotrophoblast stress. In contrast, late-onset preeclampsia is probably caused by placental overgrowth or premature senescence. Rising rates of obesity, diabetes, multifetal pregnancies, and advanced maternal age have driven an increase in preeclampsia frequency over recent decades. Predicting the condition effectively relies on multimodal tools combining clinical risk factors, biomarkers, and sonography. Aspirin represents the most effective preventative measure for early-onset cases. Because socioeconomic and cultural factors significantly influence incidence and clinical severity, managing preeclampsia and eclampsia requires collaborative multi-sector partnerships.

Key takeaways

  • Placental dysfunction from inadequate remodelling of uterine spiral arteries is the unifying feature of early-onset preeclampsia.
  • Late-onset preeclampsia is linked to placental overgrowth or premature senescence.
  • Population-wide rises in obesity, diabetes, multifetal pregnancies, and advanced maternal age have increased preeclampsia rates.
  • Multimodal tools integrating risk factors, biomarkers, and sonography predict preeclampsia, whilst aspirin prevents early-onset cases.
  • Mitigating adverse outcomes from preeclampsia and eclampsia requires multi-sector partnerships to address socioeconomic and cultural influences.

Why it matters

Preeclampsia and eclampsia pose severe threats to maternal survival and wellbeing. Understanding the distinct biological mechanisms behind early- and late-onset forms helps healthcare systems target interventions more accurately. As population risk factors such as obesity and diabetes become more widespread, utilising multimodal predictive screening, preventative aspirin, and multi-sector healthcare strategies becomes vital to reducing maternal morbidity and mortality.

Commercialisation angle

The abstract highlights the application of multimodal predictive tools that combine maternal risk factors, biomarkers, and sonography to guide early intervention with aspirin. These tools target healthcare providers and diagnostic clinicians managing maternal health. However, the text describes existing clinical indicators and general management strategies rather than a specific new proprietary product or commercialisation pathway.

AI-generated from the published abstract. Always read the original work before citing.

Abstract

Preeclampsia (PE) is a complex heterogeneous disorder with overlapping clinical phenotypes that complicate diagnosis and management. Although several pathophysiological mechanisms have been proposed, placental dysfunction due to inadequate remodelling of uterine spiral arteries leading to mal-perfusion and syncytiotrophoblast stress is recognized as the unifying characteristic of early-onset PE. Placental overgrowth and or premature senescence are probably the causes of late-onset PE. The frequency of PE has increased over the last few decades due to population-wide increases in risk factors viz. obesity, diabetes, multifetal pregnancies and pregnancies at an advanced maternal age. Whilst multimodal tools with components comprising risk factors, biomarkers and sonography are used for predicting PE, aspirin is most effective in preventing early-onset PE. The incidence and clinical consequences of PE and eclampsia are influenced by socioeconomic and cultural factors, therefore management strategies should involve multi-sector partnerships to mitigate the adverse outcomes.

Research topics

  • Pregnancy and preeclampsia studies
  • Maternal and fetal healthcare
  • Birth, Development, and Health

Read the original research

This page summarises published work. The authoritative version sits with the publisher.

DOI: 10.1016/j.bpobgyn.2024.102473

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