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 ResearchConceptsLeft 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
2012
Influence of baseline left ventricular function on the clinical outcome of surgical ventricular reconstruction in patients with ischaemic cardiomyopathy
Oh JK, Velazquez EJ, Menicanti L, Pohost GM, Bonow RO, Lin G, Hellkamp AS, Ferrazzi P, Wos S, Rao V, Berman D, Bochenek A, Cherniavsky A, Rogowski J, Rouleau JL, Lee KL, Investigators O. Influence of baseline left ventricular function on the clinical outcome of surgical ventricular reconstruction in patients with ischaemic cardiomyopathy. European Heart Journal 2012, 34: 39-47. PMID: 22584648, PMCID: PMC3533917, DOI: 10.1093/eurheartj/ehs021.Peer-Reviewed Original ResearchConceptsEnd-systolic volume indexSurgical ventricular reconstructionRegional wall motion abnormalitiesWall motion abnormalitiesEjection fractionBetter LVEFIschemic cardiomyopathyVentricular reconstructionMotion abnormalitiesLV end-systolic volume indexMedian end-systolic volume indexBaseline left ventricular functionIschemic Heart Failure (STICH) trialEnd-diastolic volume indexVolume indexBaseline LV functionCoronary artery bypassHeart Failure TrialLeft ventricular functionClinical trial registrationLeft ventricular function parametersLV global functionVentricular function parametersCardiovascular magnetic resonanceML/m2
2008
Detection of Left Ventricular Thrombus by Delayed-Enhancement Cardiovascular Magnetic Resonance Prevalence and Markers in Patients With Systolic Dysfunction
Weinsaft JW, Kim HW, Shah DJ, Klem I, Crowley AL, Brosnan R, James OG, Patel MR, Heitner J, Parker M, Velazquez EJ, Steenbergen C, Judd RM, Kim RJ. Detection of Left Ventricular Thrombus by Delayed-Enhancement Cardiovascular Magnetic Resonance Prevalence and Markers in Patients With Systolic Dysfunction. Journal Of The American College Of Cardiology 2008, 52: 148-157. PMID: 18598895, DOI: 10.1016/j.jacc.2008.03.041.Peer-Reviewed Original ResearchConceptsDelayed-enhancement cardiovascular magnetic resonanceCine cardiovascular magnetic resonanceLarge mural thrombusLeft ventricular thrombusSystolic dysfunctionVentricular thrombusMural thrombusMyocardial scarringRisk factorsTertiary care referral centerPrevalence of thrombusIndependent risk factorPresence of thrombusLogistic regression analysisCardiovascular magnetic resonanceThrombus prevalenceWorse LVEFIschemic etiologyLower LVEFLV thrombusEmbolic eventsReferral centerConsecutive patientsIschemic cardiomyopathyMultivariable analysis