[Indication for patch enlargement of the small aortic annulus during aortic valve replacement with Björk-Shiley tilting disc valve].
D000293:Adolescent; D000328:Adult; D001021:Aortic Valve / Q000601:surgery; D001022:Aortic Valve Insufficiency / Q000503:physiopathology / Q000601:surgery*; D002648:Child; D002675:Child, Preschool; D006350:Heart Valve Prosthesis; D006439:Hemodynamics; D006801:Humans; D008722:Methods; D008875:Middle Aged