Chapter 17 - Congenital malformations, deformations and chromosomal abnormalities (Q00-Q99)»Congenital malformations of the circulatory system (Q20-Q28)»Supravalvular aortic stenosis (Q25.3)
A pathological constriction occurring in the region above the AORTIC VALVE. It is characterized by restricted outflow from the LEFT VENTRICLE into the AORTA.