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Impact of congenital heart disease on brain development and neurodevelopmental outcome

Mary T Donofrio1, An N Massaro

  • 1Children's National Heart Institute, Children's National Medical Center, 111 Michigan Avenue NW, Washington, DC 20010, USA.

International Journal of Pediatrics
|September 24, 2010
PubMed

Insights

Congenital heart disease (CHD) impacts infant brain development, leading to neurodevelopmental issues despite improved surgical survival. Research now focuses on understanding and improving these long-term brain outcomes for affected children.

Area of Science:

  • Pediatric Cardiology
  • Neurodevelopmental Pediatrics
  • Neonatal Neurology

Background:

  • Improved survival rates for infants with congenital heart disease (CHD) have been achieved through advancements in surgical techniques and perioperative care.
  • Despite better survival, a significant number of children with CHD experience impaired neurodevelopmental outcomes across various domains.
  • Current research prioritizes understanding the effects of CHD on brain development and minimizing postnatal brain injury to enhance long-term results.

Purpose of the Study:

  • To review the impact of congenital heart disease on fetal and infant brain development.
  • To describe pre-surgical neurological abnormalities associated with CHD.
  • To discuss potential etiologies of these neurological findings and review neurodevelopmental outcomes post-surgical repair.

Main Methods:

  • Literature review focusing on the impact of CHD on brain development.
  • Analysis of studies describing pre-surgical neurological abnormalities.
  • Review of research on etiologies of brain injury and neurodevelopmental outcomes after CHD repair.

Main Results:

  • Congenital heart disease affects fetal and infant brain development, with detectable neurological abnormalities prior to surgical intervention.
  • Potential causes include altered intrauterine growth, compromised cerebral blood flow, and associated congenital brain abnormalities.
  • Postnatal brain injury is a significant risk, and neurodevelopmental outcomes after surgical repair vary.

Conclusions:

  • Congenital heart disease poses significant risks to neurodevelopment in infants.
  • Understanding the etiologies of brain alterations in CHD is crucial for developing targeted interventions.
  • Further research is needed to optimize long-term neurodevelopmental outcomes for children with CHD.

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