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