Medical Definition of Atresia, aortic

Reviewed on 6/3/2021

Atresia, aortic: Congenital absence of the normal valvular opening from the left ventricle of the heart into the aorta.

"Atresia" here refers to the absence of a normal opening.


In the U.S., 1 in every 4 deaths is caused by heart disease. See Answer

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