2018
Variability in Ejection Fraction Measured By Echocardiography, Gated Single-Photon Emission Computed Tomography, and Cardiac Magnetic Resonance in Patients With Coronary Artery Disease and Left Ventricular Dysfunction
Pellikka PA, She L, Holly TA, Lin G, Varadarajan P, Pai RG, Bonow RO, Pohost GM, Panza JA, Berman DS, Prior DL, Asch FM, Borges-Neto S, Grayburn P, Al-Khalidi HR, Miszalski-Jamka K, Desvigne-Nickens P, Lee KL, Velazquez EJ, Oh JK. Variability in Ejection Fraction Measured By Echocardiography, Gated Single-Photon Emission Computed Tomography, and Cardiac Magnetic Resonance in Patients With Coronary Artery Disease and Left Ventricular Dysfunction. JAMA Network Open 2018, 1: e181456-e181456. PMID: 30646130, PMCID: PMC6324278, DOI: 10.1001/jamanetworkopen.2018.1456.Peer-Reviewed Original ResearchMeSH KeywordsCardiac Imaging TechniquesCardiac-Gated Single-Photon Emission Computer-Assisted TomographyCoronary Artery DiseaseEchocardiographyFemaleHumansMagnetic Resonance ImagingMaleMiddle AgedStroke VolumeVentricular Dysfunction, LeftConceptsLeft ventricular ejection fractionCoronary artery diseaseCardiovascular magnetic resonanceVentricular ejection fractionArtery diseaseCore laboratorySingle photon emissionVentricular dysfunctionEjection fractionBland-Altman plotsLVEF measurementsAssociation of LVEFGated single-photon emissionIschemic heart failureLeft ventricular dysfunctionSubset of patientsOptimal treatment strategyImaging modalitiesMulticenter diagnostic studyCardiac magnetic resonanceInternational multicenter studyLVEF dataMost patientsHeart failureSurgical treatment
2010
Prevalence and predictors of mechanical dyssynchrony as defined by phase analysis in patients with left ventricular dysfunction undergoing gated SPECT myocardial perfusion imaging
Samad Z, Atchley AE, Trimble MA, Sun JL, Shaw LK, Pagnanelli R, Chen J, Garcia EV, Iskandrian AE, Velazquez EJ, Borges-Neto S. Prevalence and predictors of mechanical dyssynchrony as defined by phase analysis in patients with left ventricular dysfunction undergoing gated SPECT myocardial perfusion imaging. Journal Of Nuclear Cardiology 2010, 18: 24-30. PMID: 21082299, PMCID: PMC3077282, DOI: 10.1007/s12350-010-9310-7.Peer-Reviewed Original ResearchMeSH KeywordsAgedAlgorithmsCardiac-Gated Single-Photon Emission Computer-Assisted TomographyFemaleHumansImage EnhancementImage Interpretation, Computer-AssistedIncidenceMaleMyocardial Perfusion ImagingNorth CarolinaPrevalenceReproducibility of ResultsRisk AssessmentRisk FactorsSensitivity and SpecificityVentricular Dysfunction, LeftConceptsLeft ventricular dysfunctionMechanical dyssynchronyVentricular dysfunctionIndependent predictorsBlack raceQRS durationPhase SDGated SPECT myocardial perfusionLeft ventricular ejection fractionTomography myocardial perfusion imagingStress scoresVentricular ejection fractionIschemic heart diseasePopulation of patientsMeasures of dyssynchronySPECT myocardial perfusionMyocardial perfusion imagingSingle photon emissionSignificant dyssynchronyEjection fractionEntire cohortUnivariate predictorsClinical variablesHeart diseaseMale genderDoes Myocardial Perfusion Imaging Provide Incremental Prognostic Information to Left Ventricular Ejection Fraction?
Mudrick DW, Velazquez E, Borges-Neto S. Does Myocardial Perfusion Imaging Provide Incremental Prognostic Information to Left Ventricular Ejection Fraction? Current Cardiology Reports 2010, 12: 155-161. PMID: 20425171, DOI: 10.1007/s11886-010-0093-x.Peer-Reviewed Original ResearchMeSH KeywordsCardiac-Gated Single-Photon Emission Computer-Assisted TomographyCoronary Artery DiseaseDeath, Sudden, CardiacHumansMass ScreeningMyocardial Perfusion ImagingPositron-Emission TomographyPredictive Value of TestsPrognosisRisk AssessmentSensitivity and SpecificityStroke VolumeVentricular Function, LeftConceptsEjection fractionVentricular functionNonfatal cardiac eventsGated single-photon emissionIncremental prognostic informationSignificant coronary diseaseVentricular ejection fractionCoronary artery diseaseOptimal treatment strategySudden cardiac deathNuclear imaging studiesImportant clinical implicationsMyocardial perfusion imagingPositron emission tomographySingle photon emissionIschemic burdenCardiac eventsArtery diseaseCardiac deathCoronary diseasePrognostic informationTreatment strategiesMyocardial perfusionPerfusion imagingBest predictor