The phrase "congenital heart" refers to a heart condition that someone is born with. It means that the heart has a problem right from the beginning, rather than developing later in life. Full definition
The risk for infection may also be increased in children with congenital heart defects who are under 3 or who've had cardiac surgery within the last six months. (sciencedaily.com)
There are many types of congenital heart disease that can occur in both cats and dogs. (petpremium.com)
He would also like to see small valves available to children with congenital heart defects. (scientificamerican.com)