2007
Implantable Cardioverter‐Defibrillator Shocks Increase T‐Wave Alternans
LAMPERT R, SOUFER R, McPHERSON CA, BATSFORD WP, TIRADO S, EARLEY C, GOLDBERG A, SHUSTERMAN V. Implantable Cardioverter‐Defibrillator Shocks Increase T‐Wave Alternans. Journal Of Cardiovascular Electrophysiology 2007, 18: 512-517. PMID: 17428273, DOI: 10.1111/j.1540-8167.2007.00787.x.Peer-Reviewed Original ResearchConceptsRepolarization instabilityQRS duration changesImplantable defibrillator shocksAmbulatory ECG monitoringT-wave alternansNorepinephrine levelsCoronary diseaseICD shocksSympathetic stimulationVentricular arrhythmiasInduced arrhythmiasVentricular arrhythmogenesisDefibrillator shocksQRS durationQT intervalSedated stateAdequate preClinical implicationsDefibrillation therapyECG monitoringRR intervalsHolter dataBaseline statePatientsArrhythmias
2005
Cost Advantage of Dual-Chamber Versus Single-Chamber Cardioverter-Defibrillator Implantation
Goldberger Z, Elbel B, McPherson CA, Paltiel AD, Lampert R. Cost Advantage of Dual-Chamber Versus Single-Chamber Cardioverter-Defibrillator Implantation. Journal Of The American College Of Cardiology 2005, 46: 850-857. PMID: 16139136, DOI: 10.1016/j.jacc.2005.05.061.Peer-Reviewed Original ResearchConceptsElectrophysiologic studySingle-chamber devicesUpgrade rateMost patient populationsSingle-chamber ICDCardioverter-defibrillator implantationSingle university hospitalElectrophysiologic testingRetrospective reviewPatient populationUniversity HospitalDevice selectionInitial implantationPatientsResource utilization costsPerson costsImplantation strategyClinical needICDImplantationExpensive strategyCostly strategyPotential needUtilization costsICD/