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
1993
Impact of regional ventricular function, geometry, and dobutamine stress on quantitative 99mTc-sestamibi defect size.
Sinusas AJ, Shi Q, Vitols PJ, Fetterman RC, Maniawski P, Zaret BL, Wackers FJ. Impact of regional ventricular function, geometry, and dobutamine stress on quantitative 99mTc-sestamibi defect size. Circulation 1993, 88: 2224-2234. PMID: 8222117, DOI: 10.1161/01.cir.88.5.2224.Peer-Reviewed Original ResearchConceptsHours of reperfusionDobutamine stressMyocardial thickeningVentricular geometryDefect magnitudeCoronary artery occlusionLeft ventricular geometryOpen-chest dogsRegional ventricular functionCircumferential profile analysisDefect sizeMIBI defectsArtery occlusionMyocardial salvageVentricular functionVentricular sizePharmacological stressNonviable myocardiumES imagesMyocardial perfusionInfarcted dogsRegional functionReperfusionRisk areasDogs