Atrial FlutterAtrial FibrillationCatheter AblationHeart AtriaAnti-Arrhythmia AgentsElectrocardiographyElectric CountershockElectrophysiologic Techniques, CardiacTricuspid ValvePropafenoneCardiac Pacing, ArtificialHeart Conduction SystemPulmonary VeinsPericarditisHeart BlockAmiodaroneProcainamideBody Surface Potential MappingAtrial FunctionAtrial Function, RightFlecainideTachycardia, SupraventricularVentricular FibrillationRefractory Period, ElectrophysiologicalAtrial Premature ComplexesTachycardia, ParoxysmalDisopyramideTachycardiaAtrial AppendageAnticoagulantsTreatment OutcomeRecurrenceTachycardia, Ectopic AtrialAtrial Function, LeftFollow-Up StudiesCryosurgeryVena Cava, InferiorWarfarinAtrioventricular NodeElectrocardiography, AmbulatorySick Sinus SyndromeArrhythmias, CardiacSotalolEchocardiography, TransesophagealThromboembolismProspective StudiesElectrophysiologyTime FactorsPacemaker, ArtificialCoronary SinusFluoroscopyDogsHydrops FetalisDigoxinCardiac CathetersHeart DiseasesArrhythmia, SinusHeart RateAtrial SeptumWolff-Parkinson-White SyndromeRisk FactorsEchocardiographyPostoperative ComplicationsStrokeRetrospective StudiesCardiac Surgical ProceduresBundle of HisTachycardia, Sinoatrial Nodal ReentryEmbolismButylscopolammonium BromideCardiac CatheterizationSurgery, Computer-AssistedFetal DiseasesTachycardia, Atrioventricular Nodal ReentryIncidenceVenae Cavaebeta-AlanineSinoatrial NodeEquipment DesignSulfonamidesEdrophoniumEndocardiumChronic DiseaseDysgeusiaInternational Normalized RatioTachycardia, VentricularAtrioventricular BlockRisk AssessmentPredictive Value of TestsDefibrillators, ImplantableHeart Defects, CongenitalHeart Septal Defects, AtrialMitral ValveElectrodesChi-Square DistributionAction PotentialsAzygos VeinBepridilInfusions, IntravenousTherapeutic Irrigation