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