Cardiomyopathy, DilatedCardiomyopathy, HypertrophicConnectinCardiomyopathiesCardiomyopathy, RestrictiveTakotsubo CardiomyopathyCardiomyopathy, Hypertrophic, FamilialMuscle ProteinsSarcomeresChagas CardiomyopathyMyocardiumProtein KinasesCardiomyopathy, AlcoholicEchocardiographyMyofibrilsArrhythmogenic Right Ventricular DysplasiaDiabetic CardiomyopathiesElectrocardiographyHeart VentriclesVentricular Function, LeftMyocarditisMyocytes, CardiacVentricular Dysfunction, LeftHeart FailureMyocardial ContractionHeartHeart SeptumElasticityVentricular Outflow ObstructionStroke VolumeDeath, Sudden, CardiacCardiac MyosinsDesminMyosin Heavy ChainsMyosinsPeripartum PeriodDiastoleEchocardiography, DopplerVentricular MyosinsFibrosisTachycardia, VentricularMutationEndomyocardial FibrosisVentricular RemodelingPedigreeMyocardial IschemiaTroponin THypertrophy, Left VentricularHeart TransplantationArrhythmias, CardiacEndocardiumPlakophilinsMuscle, SkeletalLamin Type AHeart DiseasesHemodynamicsCardiac Pacing, ArtificialCardiomegalyPuerperal DisordersSarcoglycansProtein IsoformsDefibrillators, ImplantableDisease Models, AnimalDeath, SuddenMice, TransgenicMagnetic Resonance Imaging, CinePhenotypeDesmoglein 2Follow-Up StudiesSystoleCardiac CatheterizationGlycogen Storage Disease Type IIbMutation, MissenseIsolated Noncompaction of the Ventricular MyocardiumPregnancy Complications, CardiovascularActininDystrophinMicroscopy, ImmunoelectronTreatment OutcomeVentricular DysfunctionLIM Domain ProteinsAdrenergic beta-AntagonistsTropomyosinMitral ValveTime FactorsHeart Function TestsMitral Valve InsufficiencyActin CytoskeletonAblation Techniques3-IodobenzylguanidineTroponin IPrognosisCardiotonic AgentsCatheter AblationBiopsyHeart Failure, DiastolicMolecular Sequence DataHeart BlockMuscular Diseasesalpha-Crystallin B Chain