SystoleVentricular Function, LeftVentricular Dysfunction, LeftStroke VolumeEchocardiographyDiastoleHeart FailureEchocardiography, DopplerHeart VentriclesMyocardial ContractionVentricular Function, RightCardiac Output, LowRadionuclide VentriculographyElectrocardiographyHemodynamicsVentricular Dysfunction, RightHeart Failure, DiastolicEchocardiography, Doppler, PulsedCardiomyopathiesCardiomyopathy, DilatedNatriuretic Peptide, BrainHeartMitral ValveHypertrophy, Left VentricularEchocardiography, Doppler, ColorHeart Failure, SystolicVentricular RemodelingProspective StudiesMyocardial InfarctionExercise TestMyocardiumPrognosisTime FactorsMitral Valve InsufficiencyHeart RateCardiac CatheterizationPredictive Value of TestsFollow-Up StudiesBlood PressureCardiotonic AgentsTricuspid ValveCardiac Pacing, ArtificialMyocardial IschemiaEchocardiography, TransesophagealBlood Flow VelocityRisk FactorsTreatment OutcomeCoronary CirculationVentricular PressureReproducibility of ResultsAtrial FibrillationAngiotensin-Converting Enzyme InhibitorsHospitalizationCase-Control StudiesRetrospective StudiesSurvival AnalysisSeverity of Illness IndexHypertensionSensitivity and SpecificityCohort StudiesMultivariate AnalysisBiological MarkersAge FactorsRisk AssessmentLogistic ModelsObserver VariationDouble-Blind MethodSurvival RateHeart AtriaDobutamineHeart DiseasesCoronary Artery DiseaseCoronary AngiographyAtrial Function, LeftAdrenergic beta-AntagonistsChronic DiseaseHypertension, PulmonaryDisease Models, AnimalROC CurveHeart Function TestsMild Cognitive ImpairmentCognition DisordersVentricular FunctionCardiac VolumePrevalenceCross-Sectional StudiesCardiomyopathy, HypertrophicCardiomegalyMagnetic Resonance Imaging, CineAnalysis of VarianceVentricular DysfunctionHeart SeptumDogsAortic Valve StenosisNeuropsychological TestsEchocardiography, Three-DimensionalFibrosisGated Blood-Pool ImagingPeripartum PeriodMagnetic Resonance Imaging