CHORUS

Collaborative Hypertext of Radiology

Cardiovascular system

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supravalvular aortic stenosis

• localized hourglass narrowing just above aortic sinuses
• discrete fibrous membrane above sinuses of Valsalva
• diffuse tubular hypoplasia of ascending aorta and branching arteries

• peripheral pulmonary stenosis
• valvular and discrete subvalvular aortic stenosis
• Marfan syndrome
• Williams syndrome

• dilatation and tortuosity of coronary arteries (may undergo early atherosclerotic degeneration secondary to high pressure)
• narrowing of the supravalvular area (normal root diameter: 20-37mm)
• normal movement of cusps

Related CHORUS documents: Williams elfin-facies syndrome aortic stenosis medullary nephrocalcinosis aortic coarctation valvular aortic stenosis left ventricular hypertrophy

Copyright © 2013, Charles E. Kahn, Jr.