Cardiac CathetersCardiac CatheterizationCatheters, IndwellingCathetersEchocardiographyMyocytes, CardiacCatheterizationElectrocardiographyCatheterization, Central VenousCardiac OutputCardiac Surgical ProceduresHeartHeart DiseasesArrhythmias, CardiacHeart NeoplasmsHeart VentriclesDeath, Sudden, CardiacEchocardiography, TransesophagealHeart MurmursHeart AtriaCentral Venous CathetersCardiomyopathiesCardiac TamponadeCatheterization, PeripheralVentricular Dysfunction, LeftCardiac Pacing, ArtificialHeart FailureTreatment OutcomeUrinary CatheterizationPericardial EffusionProspective StudiesVentricular Function, LeftTime FactorsCardiomegalyFollow-Up StudiesMyocardial ContractionEquipment FailureRetrospective StudiesUrinary CathetersMyocardiumStroke VolumeMyocardial InfarctionAtrial FibrillationEchocardiography, DopplerMyxomaHemodynamicsCardiomyopathy, HypertrophicHypertrophy, Left VentricularHeart Defects, CongenitalCardiomyopathy, DilatedEchocardiography, StressCatheter-Related InfectionsMitral ValveEquipment DesignHeart RateEchocardiography, Doppler, ColorVentricular DysfunctionPredictive Value of TestsDiastoleBlood PressureExercise TestPericarditisPulmonary VeinsHeart Septal Defects, VentricularRisk FactorsHeart ArrestPacemaker, ArtificialVentricular RemodelingPericardiumEndocarditis, BacterialTroponin ICardiotonic AgentsCatheterization, Swan-GanzHeart SeptumMyocardial IschemiaFatal OutcomeFetal HeartHeart Conduction SystemHeart Septal Defects, AtrialCardiac Imaging TechniquesTakotsubo CardiomyopathyDobutamineHeart Valve DiseasesPulmonary ArterySystoleCoronary AngiographyPhonocardiographySensitivity and SpecificityForeign-Body MigrationMyoblasts, CardiacAortic ValveAtrioventricular BlockPulmonary EmbolismChagas CardiomyopathyPrognosisMitral Valve InsufficiencyTricuspid ValveElectrocardiography, AmbulatoryHypertension, PulmonaryDogs