CardiomyopathiesCardiomyopathy, RestrictiveCardiomyopathy, DilatedCardiomyopathy, HypertrophicCardiomyopathy, Hypertrophic, FamilialArrhythmogenic Right Ventricular DysplasiaMyocardiumChagas CardiomyopathyIsolated Noncompaction of the Ventricular MyocardiumSarcomeresMyocarditisHeart DiseasesCardiac MyosinsMyocytes, CardiacArrhythmias, CardiacGenetic TestingDesminMitochondrial DiseasesMutationDeath, Sudden, CardiacHeart FailureEndomyocardial FibrosisHeart VentriclesCardiomegalyEchocardiographySarcoglycansDelayed DiagnosisPhenotypePedigreeTroponin TPrenatal DiagnosisHeartEarly DiagnosisBiopsyMagnetic Resonance Imaging, CineMitochondria, HeartMyosin Heavy ChainsRetrospective StudiesMyocardial ContractionVentricular Dysfunction, LeftSensitivity and SpecificityElectrocardiographyMagnetic Resonance ImagingMutant ProteinsMyofibrilsPredictive Value of TestsSportsDisease Models, AnimalDystrophinMutation, MissenseDiagnosisContrast MediaPrognosisFibrosisMyocardial IschemiaCase-Control StudiesDiastoleRisk FactorsHeart TransplantationDiabetic CardiomyopathiesVentricular Function, LeftTime FactorsCalciumGenetic Predisposition to DiseaseMuscle ProteinsVentricular RemodelingHypertrophy, Left VentricularMice, TransgenicStroke VolumeDiagnostic ErrorsDNA, MitochondrialTomography, X-Ray ComputedCardiovascular DiseasesNursing DiagnosisDiagnosis, Computer-AssistedReproducibility of ResultsPreimplantation DiagnosisProspective StudiesCells, CulturedFollow-Up StudiesTreatment Outcome