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
2001
Cardiac responses to insulin-induced hypoglycemia in nondiabetic and intensively treated type 1 diabetic patients
Russell R, Chyun D, Song S, Sherwin R, Tamborlane W, Lee F, Pfeifer M, Rife F, Wackers F, Young L. Cardiac responses to insulin-induced hypoglycemia in nondiabetic and intensively treated type 1 diabetic patients. AJP Endocrinology And Metabolism 2001, 281: e1029-e1036. PMID: 11595660, DOI: 10.1152/ajpendo.2001.281.5.e1029.Peer-Reviewed Original ResearchMeSH KeywordsAdultCardiac OutputCatecholaminesChemical PrecipitationDiabetes Mellitus, Type 1DiastoleEpinephrineFatty Acids, NonesterifiedFemaleGlucagonGlucose Clamp TechniqueHeartHeart RateHumansHydrocortisoneHypoglycemiaInsulinLactic AcidMaleNorepinephrinePolyethylene GlycolsStroke VolumeSystoleVentricular Function, LeftConceptsType 1 diabetic patientsInsulin-induced hypoglycemiaNondiabetic groupType 1 diabetesDiabetic subjectsEuglycemic hyperinsulinemiaDiabetic patientsNondiabetic subjectsCardiac responseLeft ventricular systolicHealthy nondiabetic subjectsEquilibrium radionuclide angiographyDiabetic groupDiastolic functionVentricular systolicCardiovascular consequencesVentricular functionBlunted increaseCardiac outputGlucagon concentrationsPlasma catecholaminesRadionuclide angiographyInsulin infusionEuglycemic conditionsHypoglycemia