Mitral Valve InsufficiencyMitral ValveAortic Valve InsufficiencyTricuspid Valve InsufficiencyPulmonary Valve InsufficiencyMitral Valve ProlapseVenous ValvesAortic ValveHeart Valve DiseasesMitral Valve StenosisHeart Valve Prosthesis ImplantationCardiac Surgical ProceduresMitral Valve AnnuloplastyHeart Valve ProsthesisUltrasonography, DopplerTreatment OutcomeChordae TendineaeAortic Valve StenosisUltrasonography, Doppler, ColorEchocardiographyAdrenal InsufficiencyTricuspid ValveEchocardiography, Doppler, ColorHeartHeart DiseasesCardiomyopathiesMyocytes, CardiacMyocardiumHeart Defects, CongenitalBioprosthesisPulmonary ValveDoppler EffectEchocardiography, TransesophagealHeart FailureVenous InsufficiencyHemodynamicsElectrocardiographyUltrasonography, Doppler, PulsedRenal InsufficiencyRheumatic Heart DiseaseCardiomegalyEchocardiography, Doppler, PulsedBlood Flow VelocityEchocardiography, Three-DimensionalTime FactorsExocrine Pancreatic InsufficiencyCardiac CatheterizationSeverity of Illness IndexPlacental InsufficiencyCardiac Valve AnnuloplastyCardiomyopathy, DilatedCardiac OutputUltrasonography, Doppler, TranscranialPhonocardiographyRetrospective StudiesProspective StudiesFatal OutcomeFibrosisEndocarditis, BacterialEndocarditisHeart VentriclesEchocardiography, DopplerHeart AuscultationCatheterization