2019
Effect of β-blockers on triggering of symptomatic atrial fibrillation by anger or stress
Lampert R, Burg MM, Jamner LD, Dziura J, Brandt C, Li F, Donovan T, Soufer R. Effect of β-blockers on triggering of symptomatic atrial fibrillation by anger or stress. Heart Rhythm 2019, 16: 1167-1173. PMID: 31171436, PMCID: PMC6759206, DOI: 10.1016/j.hrthm.2019.03.004.Peer-Reviewed Original ResearchConceptsAtrial fibrillationΒ-blockersAF episodesHistory of AFControl periodSymptomatic AF episodesSymptomatic atrial fibrillationΒ-blocker useExclusion of patientsPersistent atrial fibrillationHolter monitoringAF symptomsPatientsPatient exposureCase periodFibrillationMood statesEpisodesEvent monitorDeleterious physiological responsesExposurePhysiological responsesDiary dataSotalol
2011
Autonomic Contribution to Endothelin-1 Increase during Laboratory Anger-Recall Stress in Patients with Coronary Artery Disease
Burg MM, Soufer A, Lampert R, Collins D, Soufer R. Autonomic Contribution to Endothelin-1 Increase during Laboratory Anger-Recall Stress in Patients with Coronary Artery Disease. Molecular Medicine 2011, 17: 495-501. PMID: 21267513, PMCID: PMC3105151, DOI: 10.2119/molmed.2010.00083.Peer-Reviewed Original ResearchConceptsCoronary artery diseaseEndothelin-1Parasympathetic activityArtery diseaseAutonomic contributionsChronic stable coronary artery diseaseStable coronary artery diseaseCholinergic antiinflammatory pathwayLaboratory stressCoronary plaque ruptureEndothelin-1 increaseSignificant odds ratioEndothelial cell functionCardiac eventsEndothelial dysfunctionIndwelling catheterAutonomic factorsSympathetic activityAntiinflammatory pathwayAutonomic influencesAutonomic toneOdds ratioPlaque ruptureParasympathetic withdrawalHemodynamic monitor
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
2008
Noninvasive Detection of Risk for Emotion Provoked Myocardial Ischemia
Burg MM, Graeber B, Vashist A, Collins D, Earley C, Liu J, Lampert R, Soufer R. Noninvasive Detection of Risk for Emotion Provoked Myocardial Ischemia. Psychosomatic Medicine 2008, 71: 14-20. PMID: 18941131, PMCID: PMC2739989, DOI: 10.1097/psy.0b013e318187c035.Peer-Reviewed Original ResearchMeSH KeywordsAgedAngerAngiotensin-Converting Enzyme InhibitorsBlood PressureCoronary DiseaseEpinephrineFemaleHeart RateHumansImagery, PsychotherapyMaleManometryMiddle AgedMyocardial IschemiaNorepinephrinePlethysmographyPredictive Value of TestsPulsatile FlowRiskSensitivity and SpecificityStress, PsychologicalTomography, Emission-Computed, Single-PhotonVascular ResistanceConceptsPeripheral arterial tonometryCoronary artery diseasePAT ratioMyocardial ischemiaMajor adverse cardiac eventsStable coronary artery diseaseLower PAT ratioMental stress ischemiaAdverse cardiac eventsNew perfusion defectsCT myocardial perfusionSensitivity/specificityStress ischemiaArterial tonometryCardiac eventsArtery diseaseBlood pressureACE inhibitionPerfusion defectsHeart rateMyocardial perfusionPatientsEnzyme inhibitorsClinical settingIschemia
2006
C-Reactive Protein and Vulnerability to Mental Stress-Induced Myocardial Ischemia
Shah R, Burg MM, Vashist A, Collins D, Liu J, Jadbabaie F, Graeber B, Earley C, Lampert R, Soufer R. C-Reactive Protein and Vulnerability to Mental Stress-Induced Myocardial Ischemia. Molecular Medicine 2006, 12: 269-274. PMID: 17380191, PMCID: PMC1829194, DOI: 10.2119/2006-00077.shah.Peer-Reviewed Original ResearchConceptsC-reactive proteinCoronary artery diseaseMyocardial perfusion imagingTransthoracic echocardiographyCRP levelsMental stressRisk markersMyocardial ischemiaLevels of CRPNew regional wall motion abnormalitiesAssociation of CRPRelationship of CRPSimultaneous single-photon emissionStable coronary artery diseaseUnivariate logistic regression analysisRegional wall motion abnormalitiesTetrofosmin myocardial perfusion imagingLaboratory mental stressRisk of MSISerum CRP levelsHistory of diabetesSubsequent clinical eventsNew perfusion defectsWall motion abnormalitiesLogistic regression analysis
2005
Effects of Psychologic Stress on Repolarization and Relationship to Autonomic and Hemodynamic Factors
LAMPERT R, SHUSTERMAN V, BURG MM, LEE FA, EARLEY C, GOLDBERG A, MCPHERSON CA, BATSFORD WP, SOUFER R. Effects of Psychologic Stress on Repolarization and Relationship to Autonomic and Hemodynamic Factors. Journal Of Cardiovascular Electrophysiology 2005, 16: 372-377. PMID: 15828878, DOI: 10.1046/j.1540-8167.2005.40580.x.Peer-Reviewed Original ResearchConceptsT-wave alternansMental stressVentricular arrhythmiasPsychological stressAmbulatory ECG monitoringT-wave amplitudePathophysiologic linkSusceptible patientsSystolic BPRepolarization indicesAlters indicesPsychologic stressRepolarization changesSudden deathPatientsHemodynamic factorsT-wave areaStress protocolECG monitoringArrhythmiasPhysiologic pathwaysRepolarizationMyocardial heterogeneityICDHr
1998
Cerebral cortical hyperactivation in response to mental stress in patients with coronary artery disease
Soufer R, Bremner J, Arrighi J, Cohen I, Zaret B, Burg M, Goldman-Rakic P. Cerebral cortical hyperactivation in response to mental stress in patients with coronary artery disease. Proceedings Of The National Academy Of Sciences Of The United States Of America 1998, 95: 6454-6459. PMID: 9600987, PMCID: PMC27794, DOI: 10.1073/pnas.95.11.6454.Peer-Reviewed Original ResearchConceptsCoronary artery diseaseVisual association cortexSuperior frontal gyrusRight visual association cortexCAD patientsHealthy subjectsPositron emission tomographyMental stressAssociation cortexFrontal gyrusArtery diseaseMyocardial ischemiaAnterior cingulateCentral nervous system effectsCAD patient groupCerebral cortical responsePainless myocardial ischemiaNervous system effectsLeft parietal cortexInferior parietal lobuleMiddle temporal gyrusPatient groupSerial subtraction taskRight thalamusInferior frontal gyrus
1996
Autoregulation of myocardial glycogen concentration during intermittent hypoxia
McNulty P, Ng C, Liu W, Jagasia D, Letsou G, Baldwin J, Soufer R. Autoregulation of myocardial glycogen concentration during intermittent hypoxia. American Journal Of Physiology 1996, 271: r311-r319. PMID: 8770128, DOI: 10.1152/ajpregu.1996.271.2.r311.Peer-Reviewed Original Research
1995
Prognostic Implications of Mental Stress-Induced Silent Loft Ventricular Dysfunction in Patients With Stable Angina Pectoris
Jain D, Burg M, Soufer R, Zaret B. Prognostic Implications of Mental Stress-Induced Silent Loft Ventricular Dysfunction in Patients With Stable Angina Pectoris. The American Journal Of Cardiology 1995, 76: 31-35. PMID: 7793399, DOI: 10.1016/s0002-9149(99)80796-6.Peer-Reviewed Original ResearchConceptsStable angina pectorisTransient LV dysfunctionAdverse cardiac eventsCardiac eventsLV dysfunctionAngina pectorisMental stressAbnormal cardiovascular reactivityHigher cardiac eventsCohort of patientsCoronary artery diseaseGroup of patientsVentricular function monitoringMental arithmeticVentricular dysfunctionAdverse eventsBaseline characteristicsBeta blockersContinuous ambulatoryArtery diseaseRisk stratificationPrognostic implicationsStress perfusionFunction monitoringHeart rate
1990
Usefulness of verapamil for congestive heart failure associated with abnormal left ventricular diastolic filling and normal left ventricular systolic performance
Setaro J, Zaret B, Schulman D, Black H, Soufer R. Usefulness of verapamil for congestive heart failure associated with abnormal left ventricular diastolic filling and normal left ventricular systolic performance. The American Journal Of Cardiology 1990, 66: 981-986. PMID: 2220622, DOI: 10.1016/0002-9149(90)90937-v.Peer-Reviewed Original ResearchConceptsCongestive heart failureNormal left ventricular systolic performanceLeft ventricular diastolic fillingLeft ventricular systolic performanceVentricular diastolic fillingVentricular systolic performanceDiastolic fillingBlood pressureHeart failureSystolic performanceAbnormal left ventricular diastolic fillingThallium-201 stress scintigraphyAbnormal diastolic fillingEDV/sHeart failure scoreSignificant valvular diseaseMean ejection fractionDiastolic blood pressureSystolic blood pressureLeft ventricular functionPeak filling rateOral verapamilExercise capacityPlacebo valuesSystolic function