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Aortic regurgitation: aetiology

(Science: radiology) intrinsic valve disease, congenital bicuspid valve, rheumatic endocarditis, bacterial endocarditis (perforation / prolapse of cusp), myxomatous valve associated with cystic medial necrosis, prosthetic valve: mechanical break, thrombosis, paravalvular leak primary disease OF ascending aorta, dilatation of the aortic annulus, syphilitic aortitis, ankylosing spondylitis (5-10%), Reiter disease, rheumatoid arthritis, cystic medial necrosis: marfan syndrome, laceration, decelerating trauma; hypertension see: aortic regurgitation