CHF valve repair may supplant replacement.
D006348:Cardiac Surgical Procedures / Q000379:methods / Q000639:trends*; D002986:Clinical Trials as Topic; D006333:Heart Failure / Q000601:surgery*; D019918:Heart Valve Prosthesis Implantation; D006801:Humans; D008944:Mitral Valve Insufficiency / Q000601:surgery*; D013536:Suture Techniques; D014481:United States; D018487:Ventricular Dysfunction, Left / Q000209:etiology / Q000517:prevention & control