title: Heart valve replaced without surgery.
mesh_terms: D015906:Angioplasty, Balloon, Coronary / Q000379:methods; D001021:Aortic Valve; D001024:Aortic Valve Stenosis / Q000628:therapy*; D006328:Cardiac Catheterization / Q000379:methods; D004630:Emergencies; D019918:Heart Valve Prosthesis Implantation / Q000379:methods*; D006801:Humans; D008297:Male; D008875:Middle Aged