2021
Optimal medical therapy with or without surgical revascularization and long-term outcomes in ischemic cardiomyopathy
Farsky PS, White J, Al-Khalidi HR, Sueta CA, Rouleau J, Panza J, Velazquez E, O'Connor C, Investigators W, Dabrowski R, Djokovic L, Drazner M, Haddad H, Ali I, Keltai M, Naik A, Sopko G, Golba K, Andersson B, Carson P, Kukulski T. Optimal medical therapy with or without surgical revascularization and long-term outcomes in ischemic cardiomyopathy. Journal Of Thoracic And Cardiovascular Surgery 2021, 164: 1890-1899.e4. PMID: 33610365, PMCID: PMC8260609, DOI: 10.1016/j.jtcvs.2020.12.094.Peer-Reviewed Original ResearchConceptsOptimal medical therapyCoronary artery bypassMedical therapyArtery bypassIschemic cardiomyopathyCause mortalityIschemic Heart Failure (STICH) trialVentricular ejection fraction 35Improved long-term survivalEjection fraction 35Angiotensin receptor blockersHeart Failure TrialLower cardiovascular mortalityMultivariable Cox modelOutcomes of patientsVentricular ejection fractionCoronary artery diseaseLong-term outcomesLong-term survivalSurgical revascularizationReceptor blockersCardiovascular mortalityAntiplatelet drugsArtery diseaseEjection fraction
2019
Myocardial Viability and Long-Term Outcomes in Ischemic Cardiomyopathy
Panza JA, Ellis AM, Al-Khalidi HR, Holly TA, Berman DS, Oh JK, Pohost GM, Sopko G, Chrzanowski L, Mark DB, Kukulski T, Favaloro LE, Maurer G, Farsky PS, Tan RS, Asch FM, Velazquez EJ, Rouleau JL, Lee KL, Bonow RO. Myocardial Viability and Long-Term Outcomes in Ischemic Cardiomyopathy. New England Journal Of Medicine 2019, 381: 739-748. PMID: 31433921, PMCID: PMC6814246, DOI: 10.1056/nejmoa1807365.Peer-Reviewed Original ResearchMeSH KeywordsAgedCoronary Artery BypassEchocardiography, StressFemaleFollow-Up StudiesHeartHumansIncidenceKaplan-Meier EstimateMaleMiddle AgedMyocardial IschemiaProportional Hazards ModelsProspective StudiesStroke VolumeTomography, Emission-Computed, Single-PhotonTreatment OutcomeVentricular Function, LeftConceptsLeft ventricular ejection fractionVentricular ejection fractionMedical therapyEjection fractionMyocardial viabilityIschemic cardiomyopathyLeft ventricular systolic functionGoals of revascularizationCoronary artery bypassPrimary end pointVentricular systolic functionCoronary artery diseaseLeft ventricular functionLong-term outcomesLong-term survivalSurgical revascularizationDobutamine echocardiographyMedian durationSystolic functionArtery diseaseVentricular functionViable myocardiumLong-term benefitsLower incidenceCABG
2012
Mechanical dyssynchrony evaluated by tissue Doppler cross-correlation analysis is associated with long-term survival in patients after cardiac resynchronization therapy
Risum N, Williams ES, Khouri MG, Jackson KP, Olsen NT, Jons C, Storm KS, Velazquez EJ, Kisslo J, Bruun NE, Sogaard P. Mechanical dyssynchrony evaluated by tissue Doppler cross-correlation analysis is associated with long-term survival in patients after cardiac resynchronization therapy. European Heart Journal 2012, 34: 48-56. PMID: 22390911, DOI: 10.1093/eurheartj/ehs035.Peer-Reviewed Original ResearchMeSH KeywordsAgedArrhythmias, CardiacCardiac Resynchronization TherapyCardiac Resynchronization Therapy DevicesCross-Sectional StudiesDefibrillators, ImplantableFeasibility StudiesFemaleHumansMaleMiddle AgedRetrospective StudiesStroke VolumeTreatment OutcomeUltrasonography, Doppler, ColorVentricular Dysfunction, LeftConceptsCardiac resynchronization therapyLong-term survivalMechanical dyssynchronyYu indexResynchronization therapyCox proportional hazards regressionLeft bundle branch blockProportional hazards regressionTissue Doppler imagingBundle branch blockPre-implant assessmentActivation delayVentricular assist deviceCardiac transplantationCause mortalityCRT candidatesImproved survivalHazards regressionPoor prognosisSubgroup analysisBranch blockWall delayPoor survivalDyssynchronyDoppler imaging
2010
Impact of early surgery on survival of patients with severe mitral regurgitation
Samad Z, Kaul P, Shaw LK, Glower DD, Velazquez EJ, Douglas PS, Jollis JG. Impact of early surgery on survival of patients with severe mitral regurgitation. Heart 2010, 97: 221. PMID: 21071750, DOI: 10.1136/hrt.2010.202432.Peer-Reviewed Original ResearchConceptsSevere mitral regurgitationDegenerative mitral regurgitationEarly surgery groupLate surgery groupEarly surgeryMitral regurgitationSurgery groupLate surgeryGuideline indicationsOptimal timingValve diseaseMV repairAdjusted Cox regression modelCongenital mitral valve diseaseValve repair/replacementSevere degenerative mitral regurgitationACC/AHA guideline recommendationsSevere valve diseaseSurvival of patientsTiming of surgeryMitral valve diseaseCox regression modelLong-term survivalEarly referralCoronary disease
2007
The rationale and design of the Surgical Treatment for Ischemic Heart Failure (STICH) trial
Velazquez EJ, Lee KL, O’Connor C, Oh JK, Bonow RO, Pohost GM, Feldman AM, Mark DB, Panza JA, Sopko G, Rouleau JL, Jones RH, Investigators S. The rationale and design of the Surgical Treatment for Ischemic Heart Failure (STICH) trial. Journal Of Thoracic And Cardiovascular Surgery 2007, 134: 1540-1547.e4. PMID: 18023680, PMCID: PMC3638867, DOI: 10.1016/j.jtcvs.2007.05.069.Peer-Reviewed Original ResearchConceptsIschemic Heart Failure (STICH) trialCoronary artery bypassHeart Failure TrialSurgical ventricular reconstructionArtery bypassMedical therapySurgical treatmentFailure TrialVentricular reconstructionPrimary outcomeNormal left ventricular sizeIntensive medical therapyLeft ventricular dysfunctionVentricular ejection fractionCoronary artery diseaseLeft ventricular sizeLong-term survivalQuality of lifeLeft ventricular volumeCardiac causesSubsequent hospitalizationVentricular dysfunctionArtery diseaseEjection fractionHeart failureMortality risk associated with ejection fraction differs across resting nuclear perfusion findings
Bourque JM, Velazquez EJ, Tuttle RH, Shaw LK, O’Connor C, Borges-Neto S. Mortality risk associated with ejection fraction differs across resting nuclear perfusion findings. Journal Of Nuclear Cardiology 2007, 14: 165-173. PMID: 17386378, DOI: 10.1016/j.nuclcard.2006.11.011.Peer-Reviewed Original ResearchConceptsMortality riskEjection fractionPrognostic informationHigher long-term mortality ratesLong-term mortality ratesPerfusion single-photon emissionVentricular ejection fractionIschemic heart diseaseLong-term outcomesProportional hazard modelingLong-term survivalSingle photon emissionCardiac catheterizationNormal LVEFRisk stratificationPerfusion findingsPatient prognosticationHeart diseaseRest scoreLVEFMyocardial perfusionMortality ratePerfusion studiesHazard modelingSignificant predictors
2004
Usefulness of myocardial viability or ischemia in predicting long-term survival for patients with severe left ventricular dysfunction undergoing revascularization
Liao L, Cabell CH, Jollis JG, Velazquez EJ, Smith WT, Anstrom KJ, Pappas PA, Ryan T, Kisslo JA, Landolfo CK. Usefulness of myocardial viability or ischemia in predicting long-term survival for patients with severe left ventricular dysfunction undergoing revascularization. The American Journal Of Cardiology 2004, 93: 1275-1279. PMID: 15135703, DOI: 10.1016/j.amjcard.2004.01.071.Peer-Reviewed Original ResearchConceptsSevere left ventricular dysfunctionLeft ventricular dysfunctionVentricular dysfunctionDobutamine stress echocardiographySignificant survival advantageLong-term survivalCoronary diseaseStress echocardiographyViable myocardiumMyocardial viabilityPrognostic powerSurvival advantagePatientsRevascularizationDysfunctionEchocardiographyIschemiaMyocardiumDiseaseMonths