Aortic supravalvular stenosis

Aortic supravalvular stenosis
Overview
A normal aortic valve, when open, allows the free flow of blood from the left ventricle to the aorta. When the valve narrows, as it does with stenosis, blood flow is impeded.

Aortic supravalvular stenosis ... slow weight gain, retarded mental development
Apelt-Gerkin-Lenz Syndrome ... short stature
Apert syndrome ... mental retardation, delayed tooth eruption
Aphalangia -- syndactyly -- microcephaly ... short stature ...

See also: Stenosis, Fever, Symptom, Death, Aneurysm