Cardiac CatheterizationMyocytes, CardiacUrinary CatheterizationCardiac OutputCatheterizationHeartCardiac Surgical ProceduresHeart Defects, CongenitalEchocardiographyArrhythmias, CardiacHemodynamicsHeart DiseasesCatheterization, PeripheralHeart VentriclesMyocardial InfarctionElectrocardiographyCoronary AngiographyDeath, Sudden, CardiacCardiac Care FacilitiesTime FactorsCatheterization, Central VenousPulmonary ArteryEchocardiography, DopplerCardiac Pacing, ArtificialPulmonary Wedge PressureVentricular Function, LeftHypertension, PulmonaryTreatment OutcomeAngiocardiographyProspective StudiesMyocardial ContractionCardiology Service, HospitalCardiomegalyMyocardiumRetrospective StudiesHeart FailureHemostatic TechniquesCineangiographyHeart Septal Defects, VentricularCardiac TamponadeStroke VolumeAngioplasty, Balloon, CoronaryHeart ArrestCoronary Artery DiseaseRadial ArteryCoronary DiseaseFollow-Up StudiesCardiomyopathiesBlood PressureFemoral ArteryCatheterization, Swan-GanzPericarditis, ConstrictivePulmonary Valve StenosisIntermittent Urethral CatheterizationVentricular Dysfunction, LeftHeart RateCardiologyHeart Septal Defects, AtrialCoronary Artery BypassAortic Valve StenosisHeart AtriaCoronary CirculationEmbolism, CholesterolHeart Function TestsVentricular PressureCardiac VolumeFluoroscopyCoronary VesselsExercise TestVascular ResistancePredictive Value of TestsRisk FactorsCardiomyopathy, HypertrophicCardiomyopathy, DilatedCardiac Imaging TechniquesHeart TransplantationPulmonary CirculationHeart Bypass, RightAngiographyRisk AssessmentHeart SeptumMyoblasts, CardiacCardiomyopathy, RestrictiveCoronary Vessel AnomaliesHeart Valve DiseasesCyanosisHeart NeoplasmsMyocardial IschemiaContrast MediaMitral ValveDiastoleInfant, NewbornCardiac MyosinsCardiac Output, LowMyocardial RevascularizationOut-of-Hospital Cardiac ArrestBlood Flow VelocityPostoperative ComplicationsCardiac GlycosidesRadiation Protection