2018
Impaired Recovery of Left Ventricular Function in Patients With Cardiomyopathy and Left Bundle Branch Block
Sze E, Samad Z, Dunning A, Campbell KB, Loring Z, Atwater BD, Chiswell K, Kisslo JA, Velazquez EJ, Daubert JP. Impaired Recovery of Left Ventricular Function in Patients With Cardiomyopathy and Left Bundle Branch Block. Journal Of The American College Of Cardiology 2018, 71: 306-317. PMID: 29348023, PMCID: PMC8352572, DOI: 10.1016/j.jacc.2017.11.020.Peer-Reviewed Original ResearchConceptsGuideline-directed medical therapyLeft bundle branch blockCardiac resynchronization therapyWide QRS durationBundle branch blockQRS durationLVEF improvementQRS morphologyReduced LVEFBranch blockLeft ventricular ejection fraction improvementVentricular ejection fraction improvementEjection fraction improvementMean LVEF improvementNarrow QRS durationSevere valve diseaseFirst-line therapyHeart failure hospitalizationLeft ventricular functionVentricular assist deviceBaseline electrocardiographyFailure hospitalizationCombined endpointSignificant comorbiditiesResynchronization therapy
2015
Severity of Remodeling, Myocardial Viability, and Survival in Ischemic LV Dysfunction After Surgical Revascularization
Bonow RO, Castelvecchio S, Panza JA, Berman DS, Velazquez EJ, Michler RE, She L, Holly TA, Desvigne-Nickens P, Kosevic D, Rajda M, Chrzanowski L, Deja M, Lee KL, White H, Oh JK, Doenst T, Hill JA, Rouleau JL, Menicanti L, Investigators S. Severity of Remodeling, Myocardial Viability, and Survival in Ischemic LV Dysfunction After Surgical Revascularization. JACC Cardiovascular Imaging 2015, 8: 1121-1129. PMID: 26363840, PMCID: PMC4633018, DOI: 10.1016/j.jcmg.2015.03.013.Peer-Reviewed Original ResearchMeSH KeywordsAgedCoronary Artery BypassCoronary Artery DiseaseEchocardiography, StressFemaleHumansKaplan-Meier EstimateMaleMiddle AgedMyocardiumPredictive Value of TestsProportional Hazards ModelsProspective StudiesRecovery of FunctionRisk FactorsStroke VolumeTime FactorsTissue SurvivalTomography, Emission-Computed, Single-PhotonTreatment OutcomeUnited StatesVentricular Dysfunction, LeftVentricular Function, LeftVentricular RemodelingConceptsEnd-systolic volume indexEnd-systolic volumeEffect of CABGIschemic LV dysfunctionMedical therapyMyocardial viabilityLV dysfunctionViable myocardiumLV end-systolic volume indexMedian end-systolic volume indexSmaller end-systolic volumeCoronary artery bypassLV systolic dysfunctionMarker of severityCoronary artery diseaseLeft ventricular remodelingPre-specified criteriaSingle photon emissionSTICH trialSurgical revascularizationArtery bypassDobutamine echocardiographySystolic dysfunctionArtery diseaseIschemic cardiomyopathy
2012
Insights from the STICH trial: Change in left ventricular size after coronary artery bypass grafting with and without surgical ventricular reconstruction
Michler RE, Rouleau JL, Al-Khalidi HR, Bonow RO, Pellikka PA, Pohost GM, Holly TA, Oh JK, Dagenais F, Milano C, Wrobel K, Pirk J, Ali IS, Jones RH, Velazquez EJ, Lee KL, Di Donato M, Investigators S. Insights from the STICH trial: Change in left ventricular size after coronary artery bypass grafting with and without surgical ventricular reconstruction. Journal Of Thoracic And Cardiovascular Surgery 2012, 146: 1139-1145.e6. PMID: 23111018, PMCID: PMC3810307, DOI: 10.1016/j.jtcvs.2012.09.007.Peer-Reviewed Original ResearchConceptsEnd-systolic volume indexCoronary artery bypassSurgical ventricular reconstructionVentricular reconstructionArtery bypassVolume indexSurvival benefitML/Ischemic heart failureSignificant survival benefitEnd-systolic volumeLeft ventricular volumeSTICH trialPostoperative reductionHeart failureImproved survivalSurgical treatmentClinical benefitVentricular sizeImaging assessmentTreatment groupsVentricular volumePatientsBypassTrial data