2012
The heart rate response to adenosine: A simple predictor of adverse cardiac outcomes in asymptomatic patients with type 2 diabetes
Hage FG, Wackers FJ, Bansal S, Chyun DA, Young LH, Inzucchi SE, Iskandrian AE. The heart rate response to adenosine: A simple predictor of adverse cardiac outcomes in asymptomatic patients with type 2 diabetes. International Journal Of Cardiology 2012, 167: 2952-2957. PMID: 22981277, PMCID: PMC3723723, DOI: 10.1016/j.ijcard.2012.08.011.Peer-Reviewed Original ResearchConceptsAbnormal myocardial perfusion imagingMyocardial perfusion imagingHeart rate responseCardiac eventsMPI abnormalitiesAsymptomatic patientsAdenosine myocardial perfusion imagingHard cardiac event rateCardiovascular risk factor managementCox proportional regression modelType 2 diabetes mellitusAsymptomatic Diabetics (DIAD) studyCardiac event rateNonfatal myocardial infarctionCardiac autonomic neuropathyRate responseRisk factor managementYears of followAdverse cardiac outcomesProportional regression modelHigh cardiac riskType 2 diabetesDetection of ischemiaAbnormal HRRAutonomic neuropathyGender-based divergence of cardiovascular outcomes in asymptomatic patients with type 2 diabetes: Results from the DIAD study
Tandon S, Wackers F, Inzucchi SE, Bansal S, Staib LH, Chyun DA, Davey JA, Young LH. Gender-based divergence of cardiovascular outcomes in asymptomatic patients with type 2 diabetes: Results from the DIAD study. Diabetes And Vascular Disease Research 2012, 9: 124-130. PMID: 22228772, DOI: 10.1177/1479164111431470.Peer-Reviewed Original ResearchMeSH KeywordsAgedAsymptomatic DiseasesCanadaCardiovascular DiseasesDiabetes ComplicationsDiabetes Mellitus, Type 2FemaleHumansIncidenceKaplan-Meier EstimateMaleMass ScreeningMiddle AgedMyocardial Perfusion ImagingPredictive Value of TestsPrognosisProspective StudiesRisk AssessmentRisk FactorsSex FactorsTime FactorsUnited StatesConceptsType 2 diabetesMyocardial perfusion imagingCardiovascular outcomesStress myocardial perfusion imagingAsymptomatic Diabetics (DIAD) studyBetter cardiac outcomesHigh-risk womenCoronary artery diseaseHigh-risk menDetection of ischemiaMPI abnormalitiesAsymptomatic patientsAsymptomatic menCardiac eventsCardiac outcomesArtery diseaseAsymptomatic womenAbnormal screeningDiabetic studyPerfusion imagingDIAD studyWomenMenDiabetesOutcomes
2010
Five-Year Outcomes in High-Risk Participants in the Detection of Ischemia in Asymptomatic Diabetics (DIAD) Study A post hoc analysis
Bansal S, Wackers FJ, Inzucchi SE, Chyun DA, Davey JA, Staib LH, Young LH, . Five-Year Outcomes in High-Risk Participants in the Detection of Ischemia in Asymptomatic Diabetics (DIAD) Study A post hoc analysis. Diabetes Care 2010, 34: 204-209. PMID: 20929989, PMCID: PMC3005488, DOI: 10.2337/dc10-1194.Peer-Reviewed Original ResearchConceptsCardiac event rateBaseline cardiovascular riskAnnual cardiac event rateHigh cardiovascular riskCardiovascular riskHigh-risk participantsDetection of ischemiaEvent ratesInducible ischemiaRisk engineUK Prospective Diabetes Study risk engineHigh baseline cardiovascular riskAsymptomatic Diabetics (DIAD) studyFive-year outcomesUKPDS risk engineLow-risk groupRisk stratification approachStudy of DiabetesLow-risk participantsAsymptomatic diabeticsCardiac eventsFramingham scoreMetabolic syndromeRisk groupsDiabetic studyHyperglycemia on admission predicts larger infarct size in patients undergoing percutaneous coronary intervention for acute ST-segment elevation myocardial infarction
Cruz-Gonzalez I, Chia S, Raffel O, Sanchez-Ledesma M, Senatore F, Wackers F, Nathan D, Jang I. Hyperglycemia on admission predicts larger infarct size in patients undergoing percutaneous coronary intervention for acute ST-segment elevation myocardial infarction. Diabetes Research And Clinical Practice 2010, 88: 97-102. PMID: 20083319, DOI: 10.1016/j.diabres.2010.01.001.Peer-Reviewed Original ResearchConceptsST-segment elevation myocardial infarctionPrimary percutaneous coronary interventionAcute ST-segment elevation myocardial infarctionPrimary PCILarger infarct sizeElevation myocardial infarctionPercutaneous coronary interventionInfarct sizeCoronary interventionMyocardial infarctionDay 5Final TIMI 3 flowTIMI 3 flowMultivariate linear regression analysisSingle photon emissionAdmission correlateSTEMI patientsBaseline characteristicsDiabetic statusHyperglycemia groupIndependent predictorsHyperglycemiaPatientsLinear regression analysisAdmission
2009
How to Identify the Asymptomatic High-Risk Patient?
Schuijf J, Achenbach S, Zoghbi W, Boersma E, Raggi P, Weber M, Nagel E, Narula J, Wackers F, Poldermans D, Bax J. How to Identify the Asymptomatic High-Risk Patient? Current Problems In Cardiology 2009, 34: 539-577. PMID: 19804855, DOI: 10.1016/j.cpcardiol.2009.07.001.Peer-Reviewed Original ResearchConceptsElevated riskAsymptomatic high-risk patientsCardiovascular disease eventsHigh-risk patientsCause of mortalityUse of biomarkersNoninvasive imaging modalityIntermediate riskAsymptomatic individualsCardiovascular diseaseHigh riskDisease eventsPreventive measuresImaging modalitiesSubstantial proportionMorbidityPatientsRisk assessmentAdditional strategiesRiskMortalityTraditional risk assessmentLarge proportionGreat benefitIndividualsDetection of coronary artery disease with perfusion stress echocardiography using a novel ultrasound imaging agent: two Phase 3 international trials in comparison with radionuclide perfusion imaging
Senior R, Monaghan M, Main M, Zamorano J, Tiemann K, Agati L, Weissman N, Klein A, Marwick T, Ahmad M, DeMaria A, Zabalgoitia M, Becher H, Kaul S, Udelson J, Wackers F, Walovitch R, Picard M. Detection of coronary artery disease with perfusion stress echocardiography using a novel ultrasound imaging agent: two Phase 3 international trials in comparison with radionuclide perfusion imaging. European Heart Journal - Cardiovascular Imaging 2009, 10: 26-35. PMID: 19131498, DOI: 10.1093/ejechocard/jen321.Peer-Reviewed Original ResearchMeSH KeywordsAdolescentAdultAgedAged, 80 and overArea Under CurveContrast MediaCoronary Artery DiseaseDipyridamoleEchocardiography, StressFemaleFluorocarbonsGated Blood-Pool ImagingHumansImage EnhancementImage Interpretation, Computer-AssistedInternational CooperationMaleMiddle AgedObserver VariationROC CurveSensitivity and SpecificityStatistics, NonparametricTomography, Emission-Computed, Single-PhotonYoung AdultConceptsChest pain patientsPain patientsStress echocardiographyPerfusion imagingNon-inferior sensitivityPhase 3 trialCoronary artery diseaseCoronary artery disease detectionQuantitative coronary angiographyNon-inferiority analysisRadionuclide perfusion imagingSingle photon emissionAdverse eventsArtery diseaseCoronary angiographyBlinded cardiologistsClinical reviewDipyridamole stressMyocardial perfusionSPECT perfusionInternational trialRAMP 1Diagnostic performanceSPECTCharacteristic curve
2008
Utility of Cardiac Biomarkers in Predicting Infarct Size, Left Ventricular Function, and Clinical Outcome After Primary Percutaneous Coronary Intervention for ST-Segment Elevation Myocardial Infarction
Chia S, Senatore F, Raffel O, Lee H, Wackers F, Jang I. Utility of Cardiac Biomarkers in Predicting Infarct Size, Left Ventricular Function, and Clinical Outcome After Primary Percutaneous Coronary Intervention for ST-Segment Elevation Myocardial Infarction. JACC Cardiovascular Interventions 2008, 1: 415-423. PMID: 19463339, DOI: 10.1016/j.jcin.2008.04.010.Peer-Reviewed Original ResearchMeSH KeywordsAgedAngioplasty, Balloon, CoronaryBenzenesulfonatesBiomarkersCardiovascular AgentsCoronary AngiographyCreatine Kinase, MB FormDisease-Free SurvivalFemaleHumansKaplan-Meier EstimateMaleMiddle AgedMyocardial InfarctionMyocardiumPiperazinesPredictive Value of TestsProportional Hazards ModelsProspective StudiesRisk AssessmentStroke VolumeTime FactorsTomography, Emission-Computed, Single-PhotonTreatment OutcomeTroponin ITroponin TUnited StatesVentricular Function, LeftConceptsST-segment elevation myocardial infarctionPrimary percutaneous coronary interventionPrimary PCIElevation myocardial infarctionPercutaneous coronary interventionInfarct sizeClinical outcomesMyocardial infarctionCardiac biomarkersCoronary interventionCreatine kinaseCK-MBLarge ST-segment elevation myocardial infarctionTroponin TIntracellular calcium modulatorsLarger infarct sizeVentricular ejection fractionCardiac biomarker levelsLeft ventricular functionComposite clinical eventsTime-concentration curveEVOLVE trialLower LVEFAdverse eventsEjection fractionDifferent manifestations of coronary artery disease by stress SPECT myocardial perfusion imaging, coronary calcium scoring, and multislice CT coronary angiography in asymptomatic patients with type 2 diabetes mellitus
Scholte A, Schuijf J, Kharagjitsingh A, Dibbets-Schneider P, Stokkel M, Jukema J, van der Wall E, Bax J, Wackers F. Different manifestations of coronary artery disease by stress SPECT myocardial perfusion imaging, coronary calcium scoring, and multislice CT coronary angiography in asymptomatic patients with type 2 diabetes mellitus. Journal Of Nuclear Cardiology 2008, 15: 503-509. PMID: 18674717, DOI: 10.1016/j.nuclcard.2008.02.015.Peer-Reviewed Original ResearchMeSH KeywordsAdultAgedCalcinosisComorbidityCoronary Artery DiseaseDiabetes Mellitus, Type 2FemaleHumansIncidenceMaleMiddle AgedNetherlandsReproducibility of ResultsRisk AssessmentRisk FactorsSensitivity and SpecificityTomography, Emission-Computed, Single-PhotonTomography, X-Ray ComputedVentricular Dysfunction, LeftConceptsType 2 diabetes mellitusCoronary artery diseaseMSCT coronary angiographyAsymptomatic patientsCoronary angiographyDiabetes mellitusPositive CAC scoreMyocardial perfusion imagingCAC scoreCoronary atherosclerosisArtery diseaseCAC scoringCalcium scoringPerfusion imagingAbnormal diagnostic test resultsSilent coronary artery diseaseStress single-photon emissionCoronary artery calcium scoringMultislice CT coronary angiographyTomography myocardial perfusion imagingStress SPECT myocardial perfusion imagingSilent coronary atherosclerosisSPECT myocardial perfusion imagingRelative prognostic valueTomographic coronary angiography
2007
A randomized, double-blind, placebo-controlled study of the safety and efficacy of intravenous MCC-135 as an adjunct to primary percutaneous coronary intervention in patients with acute myocardial infarction: Evaluation of MCC-135 for left ventricular salvage in acute myocardial infarction (EVOLVE)
Jang I, Weissman N, Picard M, Zile M, Pettigrew V, Shen S, Tatsuno J, Hibberd M, Tzivoni D, Wackers F, Investigators T. A randomized, double-blind, placebo-controlled study of the safety and efficacy of intravenous MCC-135 as an adjunct to primary percutaneous coronary intervention in patients with acute myocardial infarction: Evaluation of MCC-135 for left ventricular salvage in acute myocardial infarction (EVOLVE). American Heart Journal 2007, 155: 113.e1-113.e8. PMID: 18082500, DOI: 10.1016/j.ahj.2007.08.020.Peer-Reviewed Original ResearchMeSH KeywordsAgedAngioplasty, Balloon, CoronaryBenzenesulfonatesCardiac CatheterizationCombined Modality TherapyCoronary AngiographyDose-Response Relationship, DrugDouble-Blind MethodDrug Administration ScheduleElectrocardiographyFemaleFollow-Up StudiesHumansInfusions, IntravenousMaleMiddle AgedMyocardial InfarctionPiperazinesProbabilityReference ValuesRisk AssessmentSalvage TherapyStroke VolumeSurvival RateTreatment OutcomeVentricular Function, LeftConceptsPrimary percutaneous coronary interventionLeft ventricular ejection fractionST-elevation myocardial infarctionPrimary PCIMCC-135Percutaneous coronary interventionAcute myocardial infarctionInfarct sizeMyocardial infarctionDay 5Coronary interventionClinical outcomesCalcium overloadPreservation of LVEFAcute ST-elevation myocardial infarctionEnd pointTarget populationComposite clinical outcomeLeft Ventricular SalvagePlacebo-controlled studyPrimary end pointSecondary end pointsLow-dose groupVentricular ejection fractionHigh-dose groupResolution of Asymptomatic Myocardial Ischemia in Patients With Type 2 Diabetes in the Detection of Ischemia in Asymptomatic Diabetics (DIAD) Study
Wackers FJ, Chyun DA, Young LH, Heller GV, Iskandrian AE, Davey JA, Barrett EJ, Taillefer R, Wittlin SD, Filipchuk N, Ratner RE, Inzucchi SE. Resolution of Asymptomatic Myocardial Ischemia in Patients With Type 2 Diabetes in the Detection of Ischemia in Asymptomatic Diabetics (DIAD) Study. Diabetes Care 2007, 30: 2892-2898. PMID: 17682123, DOI: 10.2337/dc07-1250.Peer-Reviewed Original ResearchConceptsResolution of ischemiaType 2 diabetesDetection of ischemiaNew ischemiaAsymptomatic Diabetics (DIAD) studyCardiovascular risk factorsAsymptomatic myocardial ischemiaAdenosine stress myocardial perfusionRepeat stressIschemia increasesAsymptomatic patientsCardiac eventsMore patientsACE inhibitorsMyocardial ischemiaRisk factorsIntensive treatmentDiabetic studyIschemiaMyocardial perfusionPatientsMedical treatmentDiabetesInitial evaluationGreater increase
2006
Long-term assessment of cardiac function after dose-dense and -intense sequential doxorubicin (A), paclitaxel (T), and cyclophosphamide (C) as adjuvant therapy for high risk breast cancer
Abu-Khalaf MM, Juneja V, Chung GG, DiGiovanna MP, Sipples R, McGurk M, Zelterman D, Haffty B, Reiss M, Wackers FJ, Lee FA, Burtness BA. Long-term assessment of cardiac function after dose-dense and -intense sequential doxorubicin (A), paclitaxel (T), and cyclophosphamide (C) as adjuvant therapy for high risk breast cancer. Breast Cancer Research And Treatment 2006, 104: 341-349. PMID: 17051423, DOI: 10.1007/s10549-006-9413-7.Peer-Reviewed Original ResearchConceptsLeft ventricular ejection fractionEnd of chemotherapyEquilibrium radionuclide angiographyBreast cancerAdjuvant therapySequential doxorubicinCardiac functionIpsilateral axillary lymph nodesHigh-risk breast cancerRisk breast cancerClinical heart failureInitiation of chemotherapyAxillary lymph nodesVentricular ejection fractionEnd of therapyLong-term cardiotoxicityMedian absolute changeEligible patientsFilgrastim supportLate cardiotoxicityAxillary nodesAsymptomatic declineEjection fractionHeart failureLymph nodesValue of peripheral vascular endothelial function in the detection of relative myocardial ischemia in asymptomatic type 2 diabetic patients who underwent myocardial perfusion imaging
Papaioannou GI, Kasapis C, Seip RL, Grey NJ, Katten D, Wackers FJ, Inzucchi SE, Engel S, Taylor A, Young LH, Chyun DA, Davey JA, Iskandrian AE, Ratner RE, Robinson EC, Carolan S, Heller GV. Value of peripheral vascular endothelial function in the detection of relative myocardial ischemia in asymptomatic type 2 diabetic patients who underwent myocardial perfusion imaging. Journal Of Nuclear Cardiology 2006, 13: 362-368. PMID: 16750781, DOI: 10.1016/j.nuclcard.2006.01.022.Peer-Reviewed Original ResearchConceptsEndothelium-dependent vasodilationEndothelium-independent vasodilationCoronary artery diseaseMyocardial perfusion imagingRelative myocardial ischemiaAsymptomatic patientsEndothelial functionNegative predictive valueMyocardial ischemiaAsymptomatic type 2 diabetic patientsExclusion of CADPredictive valueAdenosine myocardial perfusion imagingPeripheral vascular endothelial functionType 2 diabetic patientsType 2 diabetes mellitusHigh negative predictive valueAsymptomatic Diabetics (DIAD) studyBrachial artery ultrasonographyVascular endothelial functionDetection of ischemiaEDV responseRelative ischemiaEndothelial dysfunctionOvert atherosclerosisThe Association of Psychological Factors, Physical Activity, Neuropathy, and Quality of Life in Type 2 Diabetes
Chyun DA, Melkus GD, Katten DM, Price WJ, Davey JA, Grey N, Heller G, Wackers FJ. The Association of Psychological Factors, Physical Activity, Neuropathy, and Quality of Life in Type 2 Diabetes. Biological Research For Nursing 2006, 7: 279-288. PMID: 16581898, DOI: 10.1177/1099800405285748.Peer-Reviewed Original ResearchMeSH KeywordsAgedAnxietyAttitude to HealthConnecticutCoronary DiseaseCross-Sectional StudiesDepressionDiabetes Mellitus, Type 2Diabetic NeuropathiesFemaleHostilityHumansLinear ModelsMaleMiddle AgedMotor ActivityMultivariate AnalysisQuality of LifeRisk FactorsSocioeconomic FactorsSurveys and QuestionnairesVirginiaConceptsQuality of lifeBody mass indexDepressive symptomsMass indexPhysical inactivityMedical Outcomes Study Short Form-36Diabetes-related microvascular complicationsHigher body mass indexPoor QOLAsymptomatic Diabetics (DIAD) studyCardiac risk factorsDiabetes-related factorsShort Form-36Type 2 diabetesPsychological factorsDetection of ischemiaMicrovascular complicationsForm-36Diabetes QualityFemale sexRisk factorsAncillary studiesDiabetic studyPhysical activityType 2To the editor
Venkataraman R, Al-Shaer M, Wackers F. To the editor. Journal Of Nuclear Cardiology 2006, 13: 300-300. DOI: 10.1007/bf02971255.Peer-Reviewed Original ResearchAdultAgedBlood Flow VelocityBrachial ArteryCoronary Artery DiseaseData Interpretation, StatisticalEndothelium, VascularExercise TestFemaleHumansIncidenceMaleRadionuclide ImagingRadiopharmaceuticalsReproducibility of ResultsRisk AssessmentRisk FactorsSensitivity and SpecificitySeverity of Illness IndexThalliumUltrasonographyThe Impact of Screening for Asymptomatic Myocardial Ischemia in Individuals With Type 2 Diabetes
Chyun DA, Katten DM, Melkus GD, Talley S, Davey JA, Wackers FJ. The Impact of Screening for Asymptomatic Myocardial Ischemia in Individuals With Type 2 Diabetes. The Journal Of Cardiovascular Nursing 2006, 21: e1-e7. PMID: 16601520, DOI: 10.1097/00005082-200603000-00015.Peer-Reviewed Original ResearchMeSH KeywordsAge FactorsAgedAntihypertensive AgentsAnxietyAspirinDepressionDiabetes Mellitus, Type 2EmotionsFemaleFibrinolytic AgentsFollow-Up StudiesHealth BehaviorHumansHypolipidemic AgentsMaleMass ScreeningMiddle AgedMotor ActivityMultivariate AnalysisMyocardial IschemiaPersonal AutonomyProspective StudiesQuality of LifeRisk AssessmentSocioeconomic FactorsConceptsCoronary artery diseaseType 2 diabetesAsymptomatic coronary artery diseasePoor emotional outcomesAsymptomatic myocardial ischemiaRisk factor behaviorsImpact of screeningSelf-administered questionnaireAggressive screeningArtery diseaseProspective studyStudy baselineMyocardial ischemiaScreening TrialMyocardial perfusionEmotional outcomesOutcomesDiabetesBehavior outcomesLaboratory testsLow levelsScreeningHigh levelsIschemiaPerfusionLetter to the Editor
Venkataraman R, Al-Shaer M, Wackers F. Letter to the Editor. Journal Of Nuclear Cardiology 2006, 13: 300. PMID: 16580967, DOI: 10.1016/j.nuclcard.2006.01.009.Peer-Reviewed Original ResearchAdultAgedBlood Flow VelocityBrachial ArteryCoronary Artery DiseaseData Interpretation, StatisticalEndothelium, VascularExercise TestFemaleHumansIncidenceMaleRadionuclide ImagingRadiopharmaceuticalsReproducibility of ResultsRisk AssessmentRisk FactorsSensitivity and SpecificitySeverity of Illness IndexThalliumUltrasonography
2004
Brachial artery reactivity in asymptomatic patients with type 2 diabetes mellitus and microalbuminuria (from the Detection of Ischemia in Asymptomatic Diabetics–Brachial Artery Reactivity study)
Papaioannou GI, Seip RL, Grey NJ, Katten D, Taylor A, Inzucchi SE, Young LH, Chyun DA, Davey JA, Wackers FJ, Iskandrian AE, Ratner RE, Robinson EC, Carolan S, Engel S, Heller GV. Brachial artery reactivity in asymptomatic patients with type 2 diabetes mellitus and microalbuminuria (from the Detection of Ischemia in Asymptomatic Diabetics–Brachial Artery Reactivity study). The American Journal Of Cardiology 2004, 94: 294-299. PMID: 15276091, DOI: 10.1016/j.amjcard.2004.04.022.Peer-Reviewed Original ResearchMeSH KeywordsAge FactorsAgedAlbuminuriaBrachial ArteryCoronary Artery DiseaseC-Reactive ProteinDiabetes Mellitus, Type 2Diabetic AngiopathiesEndothelium, VascularFemaleHumansLinear ModelsMaleMiddle AgedMultivariate AnalysisProspective StudiesReference ValuesRisk AssessmentSensitivity and SpecificitySeverity of Illness IndexSex FactorsUltrasonography, DopplerVasoconstrictionVasodilationConceptsEndothelium-independent vasodilationEndothelium-dependent vasodilationBrachial artery reactivityType 2 diabetes mellitusHormone replacement therapyDiabetes mellitusC-reactive proteinSystemic inflammationAsymptomatic patientsEndothelial dysfunctionIndependent predictorsReplacement therapyNovel atherosclerotic risk factorAsymptomatic Diabetics (DIAD) studyAtherosclerotic risk factorsPresence of microalbuminuriaFuture cardiovascular eventsSimilar baseline characteristicsDetection of ischemiaCardiovascular eventsBaseline characteristicsBrachial arteryVascular dysfunctionEntire cohortRisk factorsRandomized, Controlled Dose-Ranging Study of the Selective Adenosine A2A Receptor Agonist Binodenoson for Pharmacological Stress as an Adjunct to Myocardial Perfusion Imaging
Udelson J, Heller G, Wackers F, Chai A, Hinchman D, Coleman P, Dilsizian V, DiCarli M, Hachamovitch R, Johnson J, Barrett R, Gibbons R. Randomized, Controlled Dose-Ranging Study of the Selective Adenosine A2A Receptor Agonist Binodenoson for Pharmacological Stress as an Adjunct to Myocardial Perfusion Imaging. Circulation 2004, 109: 457-464. PMID: 14734517, DOI: 10.1161/01.cir.0000114523.03312.7d.Peer-Reviewed Original ResearchConceptsReversible perfusion defectsDose-related reductionAdenosine receptor stimulationSide effectsPharmacological stressPerfusion defectsReceptor stimulationFrequent side effectsSubjective side effectsDose-Ranging StudyMyocardial perfusion imagingAdenosine A2A receptorsSingle photon emissionChest painCoronary vasodilationCrossover trialBinodenosonA2A receptorsPerfusion imagingSelective agonismRandom orderSeverityKappa valuesSimilar degreePhoton emission
2003
Comparison of 16-frame and 8-frame gated SPET imaging for determination of left ventricular volumes and ejection fraction
Navare SM, Wackers FJ, Liu YH. Comparison of 16-frame and 8-frame gated SPET imaging for determination of left ventricular volumes and ejection fraction. European Journal Of Nuclear Medicine And Molecular Imaging 2003, 30: 1330-1337. PMID: 12838373, DOI: 10.1007/s00259-003-1231-0.Peer-Reviewed Original ResearchConceptsSingle photon emission tomographyEnd-diastolic volumeEnd-systolic volumePerfusion defectsEjection fractionMyocardial perfusionSPET imagesLV volumesLeft ventricular end-diastolic volumeVentricular end-diastolic volumeSmaller end-systolic volumeLarger end-diastolic volumeSignificant perfusion defectsMyocardial perfusion defectsRadiotracer doseHigher LVEFVentricular functionLow doseVentricular volumeEmission tomographyLV parametersDoseLVEFECG gatingPatientsElectromechanical mapping for detecting myocardial viability and ischemia in patients with severe ischemic cardiomyopathy
Samady H, Liu Y, Choi CJ, Ragosta M, Pfau SE, Cleman MW, Powers ER, Kramer CM, Wackers F, Beller GA, Watson DD. Electromechanical mapping for detecting myocardial viability and ischemia in patients with severe ischemic cardiomyopathy. The American Journal Of Cardiology 2003, 91: 807-811. PMID: 12667565, DOI: 10.1016/s0002-9149(03)00013-4.Peer-Reviewed Original ResearchMeSH KeywordsAgedBody Surface Potential MappingCardiomyopathiesCell SurvivalElectrophysiologic Techniques, CardiacFemaleHumansMaleMiddle AgedMyocardial IschemiaMyocardiumPredictive Value of TestsRadiopharmaceuticalsRestROC CurveSensitivity and SpecificitySeverity of Illness IndexStatistics as TopicStress, PhysiologicalStroke VolumeTechnetium Tc 99m SestamibiTomography, Emission-Computed, Single-PhotonVentricular Dysfunction, LeftConceptsSevere ischemic cardiomyopathyIschemic cardiomyopathyViable myocardiumMyocardial viabilityDipyridamole single-photon emissionUnipolar voltageDysfunctional myocardial segmentsBipolar voltageSingle photon emissionDipyridamole SPECTDipyridamole technetiumQuantitative technetiumInducible ischemiaNonviable segmentsNonviable myocardiumElectromechanical mappingMyocardial segmentsTracer uptakePatientsViable segmentsLogistic regressionCardiomyopathyMyocardiumIschemiaSPECT