Mitral Valve StenosisMitral ValveAortic Valve StenosisMitral Valve ProlapseMitral Valve InsufficiencyAortic ValveRheumatic Heart DiseasePulmonary Valve StenosisHeart Valve DiseasesCatheterizationMitral Valve AnnuloplastyHeart Valve Prosthesis ImplantationHeart Valve ProsthesisChordae TendineaeAortic Valve InsufficiencyTricuspid Valve StenosisTricuspid ValvePulmonary ValveBioprosthesisEchocardiographyEchocardiography, TransesophagealEchocardiography, Three-DimensionalCardiac CatheterizationEchocardiography, DopplerBalloon ValvuloplastyPhonocardiographyCalcinosisEchocardiography, Doppler, ColorTreatment OutcomeCarotid StenosisCardiac Surgical ProceduresCardiac Valve AnnuloplastyEndocarditis, BacterialTricuspid Valve InsufficiencyEndocarditisHeart AuscultationFollow-Up StudiesProsthesis DesignVenous ValvesSeverity of Illness IndexHemodynamicsCoronary StenosisHeart Defects, CongenitalSpinal StenosisHeart VentriclesReoperationVentricular Outflow ObstructionTracheal StenosisProlapseMyxomaHeart AtriaPostoperative ComplicationsThoracotomyVentricular Function, LeftPapillary MusclesPulmonary Subvalvular StenosisTime FactorsRetrospective StudiesSuture TechniquesHeart RuptureProspective StudiesBlood Flow VelocityHeart NeoplasmsPyloric StenosisKinetocardiographyConstriction, PathologicHeart MurmursHeart Septal Defects, VentricularDiscrete Subaortic StenosisStroke VolumeProsthesis FailureCardiopulmonary BypassPredictive Value of TestsDiastoleAortic CoarctationVentricular Dysfunction, LeftHeart Septal Defects, AtrialAortic Stenosis, SubvalvularFeasibility StudiesRisk FactorsHeart SoundsObserver VariationHypoplastic Left Heart SyndromeNoonan SyndromeAtrial FibrillationModels, CardiovascularHeart ValvesRisk AssessmentCardiomyopathy, HypertrophicAngiocardiographySurgical Procedures, Minimally InvasiveSternotomyMarfan SyndromePericardiumTomography, X-Ray ComputedBloodless Medical and Surgical Procedures