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
2017
Impact of Intubation Time on Survival following Coronary Artery Bypass Grafting: Insights from the Surgical Treatment for Ischemic Heart Failure (STICH) Trial
Bouabdallaoui N, Stevens SR, Doenst T, Wrobel K, Bouchard D, Deja MA, Michler RE, Chua YL, Kalil RAK, Selzman CH, Daly RC, Sun B, Djokovic LT, Sopko G, Velazquez EJ, Rouleau JL, Lee KL, Al-Khalidi HR, Investigators F. Impact of Intubation Time on Survival following Coronary Artery Bypass Grafting: Insights from the Surgical Treatment for Ischemic Heart Failure (STICH) Trial. Journal Of Cardiothoracic And Vascular Anesthesia 2017, 32: 1256-1263. PMID: 29422280, PMCID: PMC6517319, DOI: 10.1053/j.jvca.2017.12.038.Peer-Reviewed Original ResearchMeSH KeywordsAgedAged, 80 and overCoronary Artery BypassFemaleHeart FailureHumansIntubation, IntratrachealLogistic ModelsMaleMyocardial IschemiaProportional Hazards ModelsTime FactorsConceptsCoronary artery bypassIntubation timeArtery bypassSurgical treatmentRisk factorsNew York Heart Association classMultivariable Cox proportional hazards modelsIschemic Heart Failure (STICH) trialPrevious coronary artery bypassMultivariable logistic regression modelCox proportional hazards modelPostoperative intubation timeHeart Failure TrialSystolic volume indexIschemic heart failureMitral valve proceduresIdentification of patientsMortality risk factorsStrong independent predictorProportional hazards modelStrongest predictorLogistic regression modelsPostoperative mortalitySTICH trialPerioperative factorsPrevalence and Outcomes of Left‐Sided Valvular Heart Disease Associated With Chronic Kidney Disease
Samad Z, Sivak JA, Phelan M, Schulte PJ, Patel U, Velazquez EJ. Prevalence and Outcomes of Left‐Sided Valvular Heart Disease Associated With Chronic Kidney Disease. Journal Of The American Heart Association 2017, 6: e006044. PMID: 29021274, PMCID: PMC5721834, DOI: 10.1161/jaha.117.006044.Peer-Reviewed Original ResearchMeSH KeywordsAdultAge FactorsAgedAged, 80 and overAortic ValveAortic Valve StenosisComorbidityDatabases, FactualEchocardiographyFemaleGlomerular Filtration RateHumansKaplan-Meier EstimateKidneyMaleMiddle AgedMitral ValveMitral Valve InsufficiencyNorth CarolinaPrevalencePrognosisProportional Hazards ModelsRenal Insufficiency, ChronicRetrospective StudiesRisk FactorsSeverity of Illness IndexSex FactorsTime FactorsConceptsChronic kidney diseaseFive-year survival estimatesNon-CKD patientsCKD patientsMitral regurgitationMR severityKidney diseaseSurvival estimatesCoronary artery bypassGlomerular filtration ratePercutaneous coronary interventionSevere mitral regurgitationValvular heart diseaseSerum creatinine valuesAdverse prognostic markerRegurgitant valve lesionsIndex echocardiogramSevere ASArtery bypassIntervention patientsValve lesionsValve surgeryCoronary interventionHazard ratioHeart failureRace and Sex Differences in QRS Interval and Associated Outcome Among Patients with Left Ventricular Systolic Dysfunction
Randolph TC, Broderick S, Shaw LK, Chiswell K, Mentz RJ, Kutyifa V, Velazquez EJ, Gilliam FR, Thomas KL. Race and Sex Differences in QRS Interval and Associated Outcome Among Patients with Left Ventricular Systolic Dysfunction. Journal Of The American Heart Association 2017, 6: e004381. PMID: 28320746, PMCID: PMC5523998, DOI: 10.1161/jaha.116.004381.Peer-Reviewed Original ResearchConceptsQRS durationBundle branch blockWhite patientsHeart failureBlack patientsBranch blockNon-left bundle branch block morphologyLeft ventricular systolic dysfunctionMultivariable Cox regression modelsBundle branch block morphologyLeft bundle branch blockMedian QRS durationVentricular systolic dysfunctionHeart failure patientsVentricular ejection fractionShorter QRS durationCox regression modelRisk of mortalityDuke University HospitalBlack individualsSex differencesCause mortalitySystolic dysfunctionCoronary angiographyEjection fractionSudden Cardiac Death in Patients With Ischemic Heart Failure Undergoing Coronary Artery Bypass Grafting
Rao MP, Al-Khatib SM, Pokorney SD, She L, Romanov A, Nicolau JC, Lee KL, Carson P, Selzman CH, Stepinska J, Cleland JG, Tungsubutra W, Desvigne-Nickens PM, Sueta CA, Siepe M, Lang I, Feldman AM, Yii M, Rouleau JL, Velazquez EJ. Sudden Cardiac Death in Patients With Ischemic Heart Failure Undergoing Coronary Artery Bypass Grafting. Circulation 2017, 135: 1136-1144. PMID: 28154006, PMCID: PMC5516272, DOI: 10.1161/circulationaha.116.026075.Peer-Reviewed Original ResearchMeSH KeywordsAgedAtrial FibrillationCoronary Artery BypassDeath, Sudden, CardiacFemaleFollow-Up StudiesHeart FailureHumansHydroxymethylglutaryl-CoA Reductase InhibitorsIncidenceMaleMiddle AgedMultivariate AnalysisNatriuretic Peptide, BrainPostoperative PeriodProportional Hazards ModelsReceptors, Tumor Necrosis FactorRisk FactorsStroke VolumeVentricular Function, LeftConceptsCoronary artery bypass graft surgerySudden cardiac deathEnd-systolic volume indexB-type natriuretic peptideVentricular ejection fractionSurgical ventricular reconstructionCardiac deathEjection fractionHeart failureNatriuretic peptideVentricular reconstructionPreoperative end-systolic volume indexLow left ventricular ejection fractionIncidence of SCDPredictors of SCDArtery bypass graft surgeryCoronary Artery Bypass GraftingLeft ventricular ejection fractionVolume indexArtery Bypass GraftingBypass graft surgeryIschemic heart failureContemporary clinical trialsBlinded committeeSTICH trialMental stress-induced left ventricular dysfunction and adverse outcome in ischemic heart disease patients
Sun JL, Boyle SH, Samad Z, Babyak MA, Wilson JL, Kuhn C, Becker RC, Ortel TL, Williams RB, Rogers JG, O’Connor C, Velazquez EJ, Jiang W. Mental stress-induced left ventricular dysfunction and adverse outcome in ischemic heart disease patients. European Journal Of Preventive Cardiology 2017, 24: 591-599. PMID: 28067532, PMCID: PMC6093615, DOI: 10.1177/2047487316686435.Peer-Reviewed Original ResearchMeSH KeywordsAgedCitalopramDisease-Free SurvivalFemaleHumansMaleMental HealthMiddle AgedMultivariate AnalysisMyocardial IschemiaProportional Hazards ModelsRisk AssessmentRisk FactorsSelective Serotonin Reuptake InhibitorsStress, PsychologicalStroke VolumeTime FactorsTreatment OutcomeVentricular Dysfunction, LeftVentricular Function, LeftConceptsMental stress-induced myocardial ischemiaMajor adverse cardiovascular eventsAdverse cardiovascular eventsLeft ventricular ejection fraction changeVentricular ejection fraction changeStable ischemic heart diseaseIschemic heart disease patientsLeft ventricular ejection fractionStress-induced myocardial ischemiaEjection fraction changesVentricular ejection fractionIschemic heart diseaseCardiovascular eventsHeart disease patientsMyocardial ischemiaEjection fractionStudy endpointDisease patientsHeart diseaseMental Stress–Induced Myocardial IschemiaStress-induced left ventricular dysfunctionFuture adverse cardiovascular eventsLeft ventricular dysfunctionHeart failure statusAssociation of indices
2016
Reassessment of Cardiac Function and Implantable Cardioverter-Defibrillator Use Among Medicare Patients With Low Ejection Fraction After Myocardial Infarction
Pokorney SD, Miller AL, Chen AY, Thomas L, Fonarow GC, de Lemos JA, Al-Khatib SM, Velazquez EJ, Peterson ED, Wang TY. Reassessment of Cardiac Function and Implantable Cardioverter-Defibrillator Use Among Medicare Patients With Low Ejection Fraction After Myocardial Infarction. Circulation 2016, 135: 38-47. PMID: 27881561, DOI: 10.1161/circulationaha.116.022359.Peer-Reviewed Original ResearchMeSH KeywordsAgedDatabases, FactualDefibrillators, ImplantableFemaleHeart VentriclesHumansMagnetic Resonance ImagingMaleMedicareMyocardial InfarctionMyocardial RevascularizationProportional Hazards ModelsRegistriesRetrospective StudiesStroke VolumeSurvival RateTomography, X-Ray ComputedUltrasonographyUnited StatesConceptsLow ejection fractionEjection fractionICD implantationMyocardial infarctionMI admissionsRevascularization statusImplantable cardioverter-defibrillator (ICD) useACTION Registry-GWTGICD implantation ratesMultivariable Cox modelPost-MI patientsYears of ageImplantation rateCardiac functionMedicare patientsCox modelPatientsAdmissionHigher likelihoodInfarctionImplantationAssociationYearsStatusICD
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 cardiomyopathyThe MitraClip and survival in patients with mitral regurgitation at high risk for surgery: A propensity-matched comparison
Velazquez EJ, Samad Z, Al-Khalidi HR, Sangli C, Grayburn PA, Massaro JM, Stevens SR, Feldman TE, Krucoff MW. The MitraClip and survival in patients with mitral regurgitation at high risk for surgery: A propensity-matched comparison. American Heart Journal 2015, 170: 1050-1059.e3. PMID: 26542516, DOI: 10.1016/j.ahj.2015.08.004.Peer-Reviewed Original ResearchConceptsMitraClip patientsCox proportional hazards modelPropensity-matched comparisonSevere MR patientsHigh surgical riskHigh-risk patientsNon-surgical treatmentKaplan-Meier estimatesMitral regurgitation patientsProportional hazards modelSurvival benefitMedical therapySurgical riskMitral regurgitationRelative riskBaseline differencesHigh riskMR patientsHazards modelMitraClipPatientsFurther adjustmentLaboratory databasePropensity scorePatient matching
2014
Implication of right ventricular dysfunction on long-term outcome in patients with ischemic cardiomyopathy undergoing coronary artery bypass grafting with or without surgical ventricular reconstruction
Kukulski T, She L, Racine N, Gradinac S, Panza JA, Velazquez EJ, Chan K, Petrie MC, Lee KL, Pellikka PA, Romanov A, Biernat J, Rouleau JL, Batlle C, Rogowski J, Ferrazzi P, Zembala M, Oh JK, Investigators S. Implication of right ventricular dysfunction on long-term outcome in patients with ischemic cardiomyopathy undergoing coronary artery bypass grafting with or without surgical ventricular reconstruction. Journal Of Thoracic And Cardiovascular Surgery 2014, 149: 1312-1321. PMID: 25451487, PMCID: PMC4385741, DOI: 10.1016/j.jtcvs.2014.09.117.Peer-Reviewed Original ResearchMeSH KeywordsAgedCardiomyopathiesCoronary Artery BypassCoronary Artery DiseaseFemaleHeart VentriclesHumansKaplan-Meier EstimateMaleMiddle AgedPatient ReadmissionPlastic Surgery ProceduresProportional Hazards ModelsRisk FactorsSeverity of Illness IndexStroke VolumeTime FactorsTreatment OutcomeVentricular Dysfunction, RightVentricular Function, LeftVentricular Function, RightVentricular RemodelingConceptsRight ventricular dysfunctionCoronary artery bypassSurgical ventricular reconstructionSevere right ventricular dysfunctionArtery bypassVentricular dysfunctionRight ventricular functionVentricular reconstructionCause mortalityEnd pointVentricular functionClinical outcomesHigher pulmonary artery systolic pressureAdvanced left ventricular remodelingBaseline right ventricular functionPulmonary artery systolic pressureVentricular ejection fraction 35Ejection fraction 35Larger left ventriclePrimary end pointSecondary end pointsIschemic heart failureLow ejection fractionSevere mitral regurgitationCoronary artery diseaseMyocardial viability and impact of surgical ventricular reconstruction on outcomes of patients with severe left ventricular dysfunction undergoing coronary artery bypass surgery: Results of the Surgical Treatment for Ischemic Heart Failure trial
Holly TA, Bonow RO, Arnold JM, Oh JK, Varadarajan P, Pohost GM, Haddad H, Jones RH, Velazquez EJ, Birkenfeld B, Asch FM, Malinowski M, Barretto R, Kalil RA, Berman DS, Sun JL, Lee KL, Panza JA. Myocardial viability and impact of surgical ventricular reconstruction on outcomes of patients with severe left ventricular dysfunction undergoing coronary artery bypass surgery: Results of the Surgical Treatment for Ischemic Heart Failure trial. Journal Of Thoracic And Cardiovascular Surgery 2014, 148: 2677-2684.e1. PMID: 25152476, PMCID: PMC4250319, DOI: 10.1016/j.jtcvs.2014.06.090.Peer-Reviewed Original ResearchMeSH KeywordsAgedCardiomyopathiesCoronary Artery BypassCoronary Artery DiseaseFemaleHeart FailureHumansKaplan-Meier EstimateMaleMiddle AgedMyocardiumPlastic Surgery ProceduresPredictive Value of TestsProportional Hazards ModelsSeverity of Illness IndexTime FactorsTissue SurvivalTomography, Emission-Computed, Single-PhotonTreatment OutcomeVentricular Dysfunction, LeftVentricular Function, LeftConceptsSurgical ventricular reconstructionCoronary artery bypass graft surgeryIschemic Heart Failure (STICH) trialArtery bypass graft surgeryCoronary artery bypass surgeryBypass graft surgeryHeart Failure TrialArtery bypass surgeryLeft ventricular dysfunctionCoronary artery diseaseType of surgeryCardiac hospitalizationVentricular reconstructionVentricular dysfunctionMyocardial viabilitySurgical treatmentGraft surgeryBypass surgeryArtery diseaseFailure TrialSevere regional left ventricular dysfunctionSevere left ventricular dysfunctionRegional left ventricular dysfunctionOutcomes of patientsIschemic heart failureBlood pressure level impacts risk of death among HIV seropositive adults in Kenya: a retrospective analysis of electronic health records
Bloomfield GS, Hogan JW, Keter A, Holland TL, Sang E, Kimaiyo S, Velazquez EJ. Blood pressure level impacts risk of death among HIV seropositive adults in Kenya: a retrospective analysis of electronic health records. BMC Infectious Diseases 2014, 14: 284. PMID: 24886474, PMCID: PMC4046023, DOI: 10.1186/1471-2334-14-284.Peer-Reviewed Original ResearchConceptsSystolic blood pressureLower blood pressureHigher systolic blood pressureCardiovascular risk factorsBlood pressure levelsBlood pressureHigh blood pressureHigher mortality riskMortality rateHazard ratioRisk factorsIncidence rateRetrospective analysisMortality riskLarge HIV treatment programHuman immunodeficiency virus (HIV) infectionNormal systolic blood pressureProportional hazards regression modelsCox proportional hazards modelAdvanced HIV diseaseNon-communicable causeHIV-seropositive individualsHIV-seropositive adultsImmunodeficiency virus infectionHIV treatment programsSurgical Revascularization Is Associated With Maximal Survival in Patients With Ischemic Mitral Regurgitation
Castleberry AW, Williams JB, Daneshmand MA, Honeycutt E, Shaw LK, Samad Z, Lopes RD, Alexander JH, Mathew JP, Velazquez EJ, Milano CA, Smith PK. Surgical Revascularization Is Associated With Maximal Survival in Patients With Ischemic Mitral Regurgitation. Circulation 2014, 129: 2547-2556. PMID: 24744275, PMCID: PMC4142433, DOI: 10.1161/circulationaha.113.005223.Peer-Reviewed Original ResearchMeSH KeywordsAgedCoronary Artery BypassDatabases, BibliographicFemaleFollow-Up StudiesHeart Valve Prosthesis ImplantationHumansKaplan-Meier EstimateMaleMiddle AgedMitral ValveMitral Valve InsufficiencyMyocardial IschemiaMyocardial RevascularizationPercutaneous Coronary InterventionProportional Hazards ModelsRetrospective StudiesRisk FactorsSeverity of Illness IndexStentsConceptsIschemic mitral regurgitationPercutaneous coronary interventionMitral valve repairSignificant coronary artery diseaseSevere ischemic mitral regurgitationCoronary artery diseaseMitral regurgitationCoronary interventionValve repairMedical treatmentArtery diseaseTreatment strategiesLower mortalityMultivariable Cox proportional hazards analysisCox proportional hazards analysisCoronary artery bypassMitral valve surgeryKaplan-Meier methodProportional hazards analysisMitral regurgitation severitySurgical revascularizationArtery bypassValve surgeryOptimal treatmentCABG
2013
Early Echocardiographic Deformation Analysis for the Prediction of Sudden Cardiac Death and Life-Threatening Arrhythmias After Myocardial Infarction
Ersbøll M, Valeur N, Andersen MJ, Mogensen UM, Vinther M, Svendsen JH, Møller JE, Kisslo J, Velazquez EJ, Hassager C, Søgaard P, Køber L. Early Echocardiographic Deformation Analysis for the Prediction of Sudden Cardiac Death and Life-Threatening Arrhythmias After Myocardial Infarction. JACC Cardiovascular Imaging 2013, 6: 851-860. PMID: 23850252, DOI: 10.1016/j.jcmg.2013.05.009.Peer-Reviewed Original ResearchMeSH KeywordsAgedArrhythmias, CardiacDeath, Sudden, CardiacDefibrillators, ImplantableDenmarkEchocardiographyElectric CountershockFemaleHumansMaleMiddle AgedMultivariate AnalysisMyocardial InfarctionPredictive Value of TestsPrimary PreventionProportional Hazards ModelsProspective StudiesRisk FactorsStroke VolumeTreatment OutcomeVentricular Function, LeftConceptsGlobal longitudinal strainAcute myocardial infarctionSudden cardiac deathMalignant ventricular arrhythmiasMyocardial infarctionNet reclassification indexVentricular arrhythmiasCardiac deathAddition of GLSMeasurement of GLSSCD/VAsChronic ischemic heart failureNovel echocardiographic parametersPrimary composite endpointPrimary composite outcomeIschemic heart failureEchocardiographic parametersPrimary endpointComposite outcomeHospital dischargeLate complicationsMultivariate adjustmentComposite endpointHeart failureRisk stratificationPrediction of All-Cause Mortality and Heart Failure Admissions From Global Left Ventricular Longitudinal Strain in Patients With Acute Myocardial Infarction and Preserved Left Ventricular Ejection Fraction
Ersbøll M, Valeur N, Mogensen UM, Andersen MJ, Møller JE, Velazquez EJ, Hassager C, Søgaard P, Køber L. Prediction of All-Cause Mortality and Heart Failure Admissions From Global Left Ventricular Longitudinal Strain in Patients With Acute Myocardial Infarction and Preserved Left Ventricular Ejection Fraction. Journal Of The American College Of Cardiology 2013, 61: 2365-2373. PMID: 23563128, DOI: 10.1016/j.jacc.2013.02.061.Peer-Reviewed Original ResearchMeSH KeywordsAgedCause of DeathCohort StudiesConfidence IntervalsEchocardiography, DopplerFemaleHeart FailureHumansMaleMiddle AgedMultivariate AnalysisMyocardial InfarctionPredictive Value of TestsPrognosisProportional Hazards ModelsProspective StudiesRisk AssessmentSeverity of Illness IndexStroke VolumeSurvival RateVentricular Dysfunction, LeftConceptsGlobal longitudinal strainHeart failure hospitalizationVentricular ejection fractionAcute myocardial infarctionMyocardial infarctionFailure hospitalizationSecondary endpointsEjection fractionHigh-risk myocardial infarctionVentricular global longitudinal strainLeft ventricular ejection fractionLongitudinal strainHeart failure admissionsPrimary composite endpointCox regression analysisHigh-risk subjectsVentricular longitudinal strainImportant prognostic informationSignificant prognostic valueAssessment of GLSParticular clinical relevanceCardiovascular deathCause mortalityPrimary endpointCardiac deathSystolic Blood Pressure and Cardiovascular Outcomes During Treatment of Hypertension
Weber MA, Bakris GL, Hester A, Weir MR, Hua TA, Zappe D, Dahlof B, Velazquez EJ, Pitt B, Jamerson K. Systolic Blood Pressure and Cardiovascular Outcomes During Treatment of Hypertension. The American Journal Of Medicine 2013, 126: 501-508. PMID: 23541376, DOI: 10.1016/j.amjmed.2013.01.007.Peer-Reviewed Original ResearchConceptsSystolic blood pressureHigh-risk hypertensive patientsPrimary end pointBlood pressure levelsSystolic bloodBlood pressureCardiovascular deathCardiovascular eventsCardiovascular outcomesCoronary eventsEnd pointHypertensive patientsMyocardial infarctionSystolic blood pressure levelsAvoiding Cardiovascular EventsSystolic Hypertension (ACCOMPLISH) trialTotal myocardial infarctionBlood pressure groupMajor cardiovascular eventsMean patient ageNonfatal myocardial infarctionCardiovascular event ratesRenal end pointsLower blood pressureTreatment of hypertension
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 dataRace and gender variation in the QT interval and its association with mortality in patients with coronary artery disease: Results from the Duke Databank for Cardiovascular Disease (DDCD)
Williams ES, Thomas KL, Broderick S, Shaw LK, Velazquez EJ, Al-Khatib SM, Daubert JP. Race and gender variation in the QT interval and its association with mortality in patients with coronary artery disease: Results from the Duke Databank for Cardiovascular Disease (DDCD). American Heart Journal 2012, 164: 434-441. PMID: 22980312, DOI: 10.1016/j.ahj.2012.05.024.Peer-Reviewed Original ResearchConceptsCoronary artery diseaseCause mortalityArtery diseaseProlonged QTcRisk factorsQT intervalMortality riskLow glomerular filtration rateHigher diastolic blood pressureNative coronary artery stenosisCardiac risk factorsLow ejection fractionDiastolic blood pressureGlomerular filtration rateCoronary artery stenosisRisk of deathCardiac catheterizationCardiac eventsDuke DatabankBlood pressureEjection fractionQTc intervalQTc prolongationArtery stenosisBaseline electrocardiogram
2011
Renal outcomes in hypertensive Black patients at high cardiovascular risk
Weir MR, Bakris GL, Weber MA, Dahlof B, Devereux RB, Kjeldsen SE, Pitt B, Wright JT, Kelly RY, Hua TA, Hester RA, Velazquez E, Jamerson KA. Renal outcomes in hypertensive Black patients at high cardiovascular risk. Kidney International 2011, 81: 568-576. PMID: 22189843, DOI: 10.1038/ki.2011.417.Peer-Reviewed Original ResearchMeSH KeywordsAgedAmlodipineAngiotensin-Converting Enzyme InhibitorsAntihypertensive AgentsBenzazepinesBiomarkersBlack or African AmericanBlood PressureCalcium Channel BlockersCardiovascular DiseasesChi-Square DistributionCreatinineDiureticsDouble-Blind MethodDrug Therapy, CombinationFemaleGlomerular Filtration RateHumansHydrochlorothiazideHypertensionIncidenceKaplan-Meier EstimateKidneyKidney Failure, ChronicMaleMiddle AgedMultivariate AnalysisProportional Hazards ModelsRisk AssessmentRisk FactorsTime FactorsTreatment OutcomeUnited StatesUp-RegulationConceptsHigh cardiovascular riskNon-black patientsSerum creatinineCardiovascular riskEnd-stage renal diseaseBlood pressure goalsHypertensive black patientsAcute hemodynamic effectsEffective antihypertensive treatmentKidney disease progressionGlomerular filtration rateDouble-blinded mannerEvent-driven trialDisease end pointsACCOMPLISH trialAntihypertensive treatmentRenal outcomesEGFR lossHemodynamic effectsRenal diseaseBlack patientsBlack ethnicityFiltration rateDisease progressionPatientsIncremental value of echocardiographic assessment beyond clinical evaluation for prediction of death and development of heart failure after high-risk myocardial infarction
Verma A, Pfeffer MA, Skali H, Rouleau J, Maggioni A, McMurray JJ, Califf RM, Velazquez EJ, Solomon SD. Incremental value of echocardiographic assessment beyond clinical evaluation for prediction of death and development of heart failure after high-risk myocardial infarction. American Heart Journal 2011, 161: 1156-1162. PMID: 21641363, DOI: 10.1016/j.ahj.2011.03.024.Peer-Reviewed Original ResearchConceptsLV ejection fractionHigh-risk myocardial infarctionOutcome of deathHeart failureEchocardiographic measuresMyocardial infarctionEchocardiographic assessmentEjection fractionPrognostic valueClinical variablesClinical assessmentPredictive valueRight ventricular fractional area changeMultivariable proportional hazards modelsVentricular fractional area changeLeft ventricular ejection fractionMinimal prognostic valueAtrial volume indexIncremental prognostic valuePredictors of deathVentricular mass indexVentricular ejection fractionLeft ventricular functionPrediction of deathImportant prognostic information