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Homocysteine, folate, and congenital heart defects

James C Huhta1, Jose A Hernandez-Robles

  • 1University of South Florida College of Medicine, St. Petersburg, Florida 33701, USA. jhernand@hsc.usf.edu

Fetal and Pediatric Pathology
|October 26, 2005
PubMed

Insights

Folic acid supplementation during early pregnancy may prevent congenital heart defects by managing homocysteine levels. This approach targets prevention for at-risk populations.

Area of Science:

  • Cardiovascular Science
  • Nutritional Science
  • Developmental Biology

Background:

  • Congenital heart disease (CHD) remains a significant public health concern.
  • Periconceptional health and maternal nutrition are critical for fetal development.
  • Homocysteine metabolism is increasingly recognized for its role in developmental processes.

Purpose of the Study:

  • To explore the potential of folate supplementation in preventing congenital heart disease.
  • To review the evidence linking maternal and fetal folate metabolism to cardiovascular malformations.
  • To identify applications for managing at-risk populations for CHD.

Main Methods:

  • Literature review of studies on folate metabolism, homocysteine, and congenital heart defects.
  • Analysis of evidence connecting maternal and fetal biochemical pathways to cardiovascular development.
  • Synthesis of findings for potential clinical applications.

Main Results:

  • Evidence suggests a link between homocysteine levels and the development of congenital heart malformations.
  • Folate supplementation may offer a viable strategy for periconceptional management.
  • Understanding folate-homocysteine interactions is key to preventing certain CHDs.

Conclusions:

  • Periconceptional folate supplementation represents a promising frontier for CHD prevention.
  • Management of homocysteine and its metabolites is crucial for cardiovascular health during development.
  • Targeted interventions in at-risk populations can potentially reduce CHD incidence.

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