2011
Cardiac repolarization instability during psychological stress in patients with ventricular arrhythmias
Abisse SS, Lampert R, Burg M, Soufer R, Shusterman V. Cardiac repolarization instability during psychological stress in patients with ventricular arrhythmias. Journal Of Electrocardiology 2011, 44: 678-683. PMID: 21920534, PMCID: PMC3200452, DOI: 10.1016/j.jelectrocard.2011.07.019.Peer-Reviewed Original ResearchConceptsSubsequent ventricular tachyarrhythmiasVentricular tachyarrhythmiasGroup 2Group 1Life-threatening ventricular tachyarrhythmiasPsychological stressSubsequent arrhythmic eventsAutonomic nervous system activityNervous system activityCardiac repolarization instabilityICD implantationVentricular arrhythmiasArrhythmic eventsQT intervalRepolarization responseCardiac repolarizationHeart ratePatientsT-wave areaPsychological stressorsMental stressRepolarization instabilityCardiac physiologySystem activitySignificant differences
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
1998
Effects of Mental Stress on Left Ventricular and Peripheral Vascular Performance in Patients With Coronary Artery Disease
Jain D, Shaker M, Burg M, Wackers F, Soufer R, Zaret B. Effects of Mental Stress on Left Ventricular and Peripheral Vascular Performance in Patients With Coronary Artery Disease. Journal Of The American College Of Cardiology 1998, 31: 1314-1322. PMID: 9581726, DOI: 10.1016/s0735-1097(98)00092-8.Peer-Reviewed Original ResearchConceptsLeft ventricular ejection fractionPeripheral vascular resistanceCoronary artery diseaseRate-pressure productStress-induced fallSystolic blood pressureArtery diseaseBlood pressureCardiac outputHeart rateMental stressGroup IHemodynamic variablesAnger recallGroup IIMental stressorsEnd-systolic ventricular elastanceMental stress-induced changesSemisupine bicycle exerciseGroup II patientsComparable increaseDiastolic blood pressureVentricular ejection fractionExercise-induced changesVascular resistance
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