Mitral Valve InsufficiencyMitral ValveMitral Valve ProlapseAortic Valve InsufficiencyTricuspid Valve InsufficiencyAortic ValveHeart Valve DiseasesChordae TendineaePulmonary Valve InsufficiencyMitral Valve StenosisHeart Valve Prosthesis ImplantationHeart Valve ProsthesisMitral Valve AnnuloplastyVenous ValvesCardiac Surgical ProceduresEchocardiography, Doppler, ColorEchocardiographyEchocardiography, TransesophagealEchocardiography, DopplerTricuspid ValveAortic Valve StenosisTreatment OutcomeBioprosthesisSuture TechniquesPulmonary ValveCardiac Valve AnnuloplastyCardiac CatheterizationRheumatic Heart DiseaseEchocardiography, Three-DimensionalSeverity of Illness IndexFollow-Up StudiesPhonocardiographyReoperationEndocarditisEndocarditis, BacterialAdrenal InsufficiencyHeart RuptureCatheterizationPostoperative ComplicationsHeart Defects, CongenitalProsthesis Design