Congenital Valvular Aortic Stenosis
Angiographic findings
● Congenitally bicuspid valves usually have 2 aortic sinuses
■ 3 sinuses in acquired AS
● In rheumatic disease, aortic valve commissures usually fuse
■ Don’t fuse in degenerated tricuspid
 valve
© Frank Netter, MD Novartis®