Congenital Heart Defects   Congenital means inborn or existing at birth. A congenital cardiovascular defect occurs when the heart or blood vessels near the heart do not develop normally before birth.   About one percent of babies are born with congenital heart defects. They are the most frequent congenital malformations in newborns.   Article by Joshua A. Copel, M.D.   Heart Info & Anatomy Diagrams   Back to Main Index Multilingual Human Rights BOES.ORG Review BOES.ORG Action1997 Ongoing Internet Lifelines 2002 Children's Rights Across the World