2024
Stress-Induced Autonomic Dysfunction is Associated With Mental Stress–Induced Myocardial Ischemia in Patients With Coronary Artery Disease
Osei J, Vaccarino V, Wang M, Shah A, Lampert R, Li L, Ko Y, Pearce B, Kutner M, Garcia E, Piccinelli M, Raggi P, Bremner J, Quyyumi A, Sun Y, Ahmed H, Haddad G, Daaboul O, Roberts T, Stefanos L, Correia L, Shah A. Stress-Induced Autonomic Dysfunction is Associated With Mental Stress–Induced Myocardial Ischemia in Patients With Coronary Artery Disease. Circulation Cardiovascular Imaging 2024, 17: e016596. PMID: 38868952, PMCID: PMC11187646, DOI: 10.1161/circimaging.124.016596.Peer-Reviewed Original ResearchConceptsMental stress-induced myocardial ischemiaLow heart rate variabilityAssociated with MSIMICoronary artery diseaseAssociated with higher oddsStable coronary artery diseaseStress-induced myocardial ischemiaAutonomic dysfunctionLow-frequency heart rate variabilityArtery diseaseHeart rate variabilityHigher oddsHigher heart rate variabilityResponse to stressIndicator of autonomic dysfunctionMyocardial ischemiaSpeech stressorAssociated with adverse cardiovascular outcomesMultivariate logistic regression modelAssociation of autonomic dysfunctionAdverse cardiovascular outcomesLogistic regression modelsBlack participantsHolter monitoringClinical factors
2009
Anger-Induced T-Wave Alternans Predicts Future Ventricular Arrhythmias in Patients With Implantable Cardioverter-Defibrillators
Lampert R, Shusterman V, Burg M, McPherson C, Batsford W, Goldberg A, Soufer R. Anger-Induced T-Wave Alternans Predicts Future Ventricular Arrhythmias in Patients With Implantable Cardioverter-Defibrillators. Journal Of The American College Of Cardiology 2009, 53: 774-778. PMID: 19245968, PMCID: PMC3979284, DOI: 10.1016/j.jacc.2008.10.053.Peer-Reviewed Original ResearchConceptsVentricular tachycardia/ventricular fibrillationFuture ventricular arrhythmiasT-wave alternansVentricular arrhythmiasVentricular fibrillationSpontaneous ventricular tachycardia/ventricular fibrillationHigher TWAImplantable cardioverter defibrillatorEjection fractionHighest quartileTWA testingWide QRSClinical arrhythmiaAmbulatory electrocardiographyLowest quartileFuture arrhythmiasSudden deathCardioverter defibrillatorClinical roleMultivariable regressionPatientsArrhythmiasRepolarization instabilityStress protocolSignificant predictors