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Maternal preeclampsia predicts the development of bronchopulmonary dysplasia

Anne R Hansen1, Carmen M Barnés, Judah Folkman

  • 1Division of Newborn Medicine, Children's Hospital, Boston, MA 02115, USA. anne.hansen@childrens.harvard.edu

The Journal of Pediatrics
|December 17, 2009
PubMed

Insights

Infants exposed to preeclampsia face a significantly higher risk of developing bronchopulmonary dysplasia (BPD). This finding suggests potential new avenues for BPD prevention strategies in high-risk newborns.

Area of Science:

  • Neonatal Medicine
  • Perinatal Research
  • Pulmonary Medicine

Background:

  • Bronchopulmonary dysplasia (BPD) is a chronic lung disease affecting premature infants.
  • Preeclampsia is a serious pregnancy complication characterized by high blood pressure.
  • The relationship between maternal preeclampsia and neonatal respiratory outcomes requires further investigation.

Purpose of the Study:

  • To investigate the association between prenatal exposure to preeclampsia and the risk of developing bronchopulmonary dysplasia (BPD) in preterm infants.
  • To quantify the risk of BPD in infants born to mothers with preeclampsia.

Main Methods:

  • Prospective cohort study involving 107 infants born between 23 and 32 weeks of gestation.
  • Collection of comprehensive maternal, neonatal, and placental data.
  • Statistical analysis including bivariate and multivariable logistic regression to assess the odds ratio (OR) for BPD.

Main Results:

  • 25% of the studied infants developed BPD.
  • Maternal preeclampsia was significantly associated with an increased risk of BPD (bivariate OR = 2.96).
  • After adjusting for confounders, the association remained strong, with an adjusted OR of 18.7 for developing BPD in infants exposed to preeclampsia.

Conclusions:

  • Infants exposed to preeclampsia exhibit an increased risk of developing bronchopulmonary dysplasia.
  • These findings suggest that preeclampsia may be a significant risk factor for BPD.
  • Targeting proangiogenic pathways, potentially with agents like vascular endothelial growth factor, could be a future strategy for BPD prevention in this population.
Abstract

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