title: [Enlargement of the small aortic annulus by the radical removal of the sclerotic fibrous aortic ring].
mesh_terms: D000328:Adult; D001021:Aortic Valve / Q000601:surgery*; D001024:Aortic Valve Stenosis / Q000601:surgery*; D005260:Female; D006350:Heart Valve Prosthesis; D006801:Humans; D008297:Male; D008722:Methods; D008875:Middle Aged