What genetic disorders raise a child's risk of heart disease?

Ira A. Parness, MD
Pediatric Cardiology
Some genetic disorders carry an increased risk of heart disease:
  • Marfan syndrome. Connective tissue disorder that weakens artery walls
  • Down syndrome. Chromosomal abnormality associated with several congenital heart conditions
  • Hypertrophic cardiomyopathy. Condition that thickens heart walls, often running in families
  • Long QT syndrome. Abnormal electrical condition that can cause sudden death
  • Noonan syndrome. Disorder that can cause obstructed blood flow from the heart to the lungs

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