2003
Electromechanical 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
2002
Pharmacologic stress perfusion imaging with adenosine: Role of simultaneous low-level treadmill exercise
Samady H, Wackers FJ, Joska TM, Zaret BL, Jain D. Pharmacologic stress perfusion imaging with adenosine: Role of simultaneous low-level treadmill exercise. Journal Of Nuclear Cardiology 2002, 9: 188-196. PMID: 11986564, DOI: 10.1067/mnc.2002.119973.Peer-Reviewed Original ResearchConceptsLow-level treadmill exerciseMyocardial perfusion imagingTreadmill exerciseElectrocardiographic changesAdverse effectsAdenosine myocardial perfusion imagingSestamibi single-photon emissionPharmacologic stress myocardial perfusion imagingStress myocardial perfusion imagingIschemic electrocardiographic changesLow-level exerciseMore adverse effectsUnfavorable side effectsSingle photon emissionAdenosine studyAdenosine TcMore patientsMyocardial ischemiaHemodynamic responseStress perfusionSide effectsPerfusion imagingTracer uptakePatientsMPI studies