title: Severe stenosis of a viable homograft aortic valve.
abstract: A case is reported of severe stenosis developing in a homograft aortic valve which was viable at the time of implantation. Calcific stenosis should be considered a potential late complication in viable, as well as biologically inert, homograft aortic valves.
mesh_terms: D001021:Aortic Valve / Q000637:transplantation*; D001022:Aortic Valve Insufficiency / Q000601:surgery; D001024:Aortic Valve Stenosis / Q000209:etiology* / Q000601:surgery; D002114:Calcinosis / Q000209:etiology; D006350:Heart Valve Prosthesis / Q000009:adverse effects; D006801:Humans; D008297:Male; D008875:Middle Aged; D014184:Transplantation, Homologous / Q000009:adverse effects