2019
Percutaneous coronary intervention outcomes in patients with stable coronary disease and left ventricular systolic dysfunction
DeVore AD, Yow E, Krucoff MW, Sherwood MW, Shaw LK, Chiswell K, O'Connor CM, Ohman EM, Velazquez EJ. Percutaneous coronary intervention outcomes in patients with stable coronary disease and left ventricular systolic dysfunction. ESC Heart Failure 2019, 6: 1233-1242. PMID: 31560171, PMCID: PMC6989282, DOI: 10.1002/ehf2.12510.Peer-Reviewed Original ResearchConceptsStable coronary artery diseasePercutaneous coronary interventionCoronary artery diseaseVentricular systolic dysfunctionSevere left ventricular systolic dysfunctionLeft ventricular systolic dysfunctionSystolic dysfunctionMedical therapyCardiovascular hospitalizationAddition of PCICanadian Cardiovascular Society class IIIImpact of PCIPercutaneous coronary intervention outcomesDuke University Medical CenterComposite of mortalityPropensity-matched cohortStable coronary diseaseAcute coronary syndromeHigh-risk patientsLong-term mortalityVentricular ejection fractionCox proportional hazardsUniversity Medical CenterCause mortalityCoronary syndrome
2015
Clinical predictors and outcomes of patients with left ventricular thrombus following ST-segment elevation myocardial infarction
Garber AM, Mentz RJ, Al-Khalidi HR, Shaw LK, Fiuzat M, O’Connor C, Velazquez EJ. Clinical predictors and outcomes of patients with left ventricular thrombus following ST-segment elevation myocardial infarction. Journal Of Thrombosis And Thrombolysis 2015, 41: 365-373. PMID: 26202909, DOI: 10.1007/s11239-015-1252-0.Peer-Reviewed Original ResearchConceptsST-segment elevation myocardial infarctionElevation myocardial infarctionNon-white raceHF severityBaseline characteristicsClinical predictorsHeart failureIndependent predictorsMyocardial infarctionHeart rateCox proportional hazards regression modelProportional hazards regression modelsLeft ventricular thrombusLong-term mortalityOutcomes of patientsVentricular thrombus formationHazards regression modelsHigher heart rateEligible patientsInitial troponinCause mortalityLAD diseaseSTEMI patientsVentricular thrombusTransthoracic echocardiogramSex differences in clinical characteristics and outcomes after myocardial infarction: insights from the Valsartan in Acute Myocardial Infarction Trial (VALIANT)
Lam CS, McEntegart M, Claggett B, Liu J, Skali H, Lewis E, Køber L, Rouleau J, Velazquez E, Califf R, McMurray JJ, Pfeffer M, Solomon S. Sex differences in clinical characteristics and outcomes after myocardial infarction: insights from the Valsartan in Acute Myocardial Infarction Trial (VALIANT). European Journal Of Heart Failure 2015, 17: 301-312. PMID: 25655011, DOI: 10.1002/ejhf.238.Peer-Reviewed Original ResearchConceptsAcute Myocardial Infarction trialMyocardial Infarction trialVentricular systolic dysfunctionHeart failureMyocardial infarctionSystolic dysfunctionClinical characteristicsVentricular volumeKillip class III/IVLeft ventricular systolic dysfunctionRisk of HFClass III/IVHigher long-term riskSmaller left ventricular volumesSimilar ejection fractionLong-term mortalityPost-infarction anginaRisk of hospitalizationSubset of patientsNon-fatal outcomesLong-term riskLeft ventricular volumeAssociation of sexMore comorbiditiesCardiovascular death
2012
Long-Term Survival of Patients With Ischemic Cardiomyopathy Treated by Coronary Artery Bypass Grafting Versus Medical Therapy
Velazquez EJ, Williams JB, Yow E, Shaw LK, Lee KL, Phillips HR, O'Connor CM, Smith PK, Jones RH. Long-Term Survival of Patients With Ischemic Cardiomyopathy Treated by Coronary Artery Bypass Grafting Versus Medical Therapy. The Annals Of Thoracic Surgery 2012, 93: 523-530. PMID: 22269720, PMCID: PMC3638256, DOI: 10.1016/j.athoracsur.2011.10.064.Peer-Reviewed Original ResearchMeSH KeywordsAgedAngioplasty, Balloon, CoronaryCardiac CatheterizationCardiovascular AgentsComorbidityCoronary Artery BypassDatabases, FactualFemaleFollow-Up StudiesHeart FailureHumansKaplan-Meier EstimateMaleMiddle AgedMitral Valve InsufficiencyModels, CardiovascularMyocardial IschemiaNorth CarolinaRetrospective StudiesRisk FactorsStroke VolumeTreatment OutcomeConceptsVentricular ejection fractionCoronary artery diseaseMedical therapyArtery diseaseEjection fractionCanadian Cardiovascular Society class III anginaLeft ventricular ejection fractionRisk-adjusted mortality ratesClass III anginaLeft main diseaseCoronary artery bypassLeft main stenosisLong-term mortalityIschemic heart diseaseTrial entry criteriaAcute myocardial infarctionMain outcome measuresPropensity score analysisArtery bypassCohort studyMain stenosisObservational cohortSurvival benefitCardiac catheterizationDuke Databank
2011
Circumstances and Outcomes of Sudden Unexpected Death in Patients With High-Risk Myocardial Infarction
Ye S, Grunnert M, Thune JJ, Stephenson KM, Uno H, Finn PV, McMurray JJ, Velazquez EJ, Califf R, Pfeffer MA, Solomon SD. Circumstances and Outcomes of Sudden Unexpected Death in Patients With High-Risk Myocardial Infarction. Circulation 2011, 123: 2674-2680. PMID: 21606398, DOI: 10.1161/circulationaha.110.990655.Peer-Reviewed Original ResearchConceptsHigh-risk myocardial infarctionSudden deathMyocardial infarctionHospital eventsVentricular tachycardia/ventricular fibrillationPrevention of SDSD eventsLong-term mortalityMajority of patientsSudden unexpected deathInitial ECG rhythmCatastrophic complicationUnwitnessed arrestsUnexpected deathVentricular fibrillationTrial trialsPatientsInfarctionECG rhythmDeathPreventionHigher proportionHome eventsArrestSource documentation
2006
Previously known and newly diagnosed atrial fibrillation: A major risk indicator after a myocardial infarction complicated by heart failure or left ventricular dysfunction☆
Køber L, Swedberg K, McMurray JJ, Pfeffer MA, Velazquez EJ, Diaz R, Maggioni AP, Mareev V, Opolski G, Van de Werf F, Zannad F, Ertl G, Solomon SD, Zelenkofske S, Rouleau J, Leimberger JD, Califf RM. Previously known and newly diagnosed atrial fibrillation: A major risk indicator after a myocardial infarction complicated by heart failure or left ventricular dysfunction☆. European Journal Of Heart Failure 2006, 8: 591-598. PMID: 16507350, DOI: 10.1016/j.ejheart.2005.11.007.Peer-Reviewed Original ResearchMeSH KeywordsAcute DiseaseAgedAngiotensin II Type 1 Receptor BlockersAtrial FibrillationCaptoprilCardiac Output, LowFemaleHumansMaleMiddle AgedMyocardial InfarctionOutcome Assessment, Health CarePrognosisProportional Hazards ModelsRisk AssessmentRisk FactorsSurvival AnalysisTetrazolesTime FactorsValineValsartanVentricular Dysfunction, LeftConceptsAcute myocardial infarctionCurrent atrial fibrillationPrior atrial fibrillationHeart failureAtrial fibrillationRisk of deathMyocardial infarctionCV eventsGreater long-term mortalityMajor CV eventsPrior heart failureAdverse CV eventsMajor cardiovascular eventsVentricular systolic dysfunctionLong-term mortalityHR of deathMajor risk indicatorsCardiovascular eventsSystolic dysfunctionVentricular dysfunctionPrimary outcomeVALIANT trialPatientsLVSDInfarctionEpidemiology of Heart Failure and Left Ventricular Systolic Dysfunction after Acute Myocardial Infarction: Prevalence, Clinical Characteristics, and Prognostic Importance
Weir RA, McMurray JJ, Velazquez EJ. Epidemiology of Heart Failure and Left Ventricular Systolic Dysfunction after Acute Myocardial Infarction: Prevalence, Clinical Characteristics, and Prognostic Importance. The American Journal Of Cardiology 2006, 97: 13-25. PMID: 16698331, DOI: 10.1016/j.amjcard.2006.03.005.Peer-Reviewed Original ResearchConceptsVentricular systolic dysfunctionHeart failureSystolic dysfunctionAcute myocardial infarction resultsConcomitant heart failureLong-term mortalityAcute myocardial infarctionMyocardial infarction resultsEvidence-based treatmentsAggressive treatmentClinical characteristicsInhospital deathRehospitalization ratesHospital admissionInfarction resultsPrognostic importanceMyocardial infarctionEarly initiationHigh riskSignificant riskStrongest predictorAdmissionSignificant increaseDysfunctionTreatment
2003
Revascularization in patients with coronary artery disease, left ventricular dysfunction, and viability: a meta-analysis
Bourque JM, Hasselblad V, Velazquez EJ, Borges-Neto S, O'Connor CM. Revascularization in patients with coronary artery disease, left ventricular dysfunction, and viability: a meta-analysis. American Heart Journal 2003, 146: 621-627. PMID: 14564314, DOI: 10.1016/s0002-8703(03)00428-9.Peer-Reviewed Original ResearchRadionuclide viability testing: should it affect treatment strategy in patients with cardiomyopathy and significant coronary artery disease?
Bourque JM, Velazquez EJ, Borges-Neto S, Shaw LK, Whellan DJ, O’Connor C. Radionuclide viability testing: should it affect treatment strategy in patients with cardiomyopathy and significant coronary artery disease? American Heart Journal 2003, 145: 758-767. PMID: 12766731, DOI: 10.1016/s0002-8703(02)94818-0.Peer-Reviewed Original ResearchMeSH KeywordsCoronary DiseaseFemaleFluorodeoxyglucose F18Heart FailureHumansMaleMyocardial RevascularizationProspective StudiesRadiopharmaceuticalsRetrospective StudiesSurvival RateThallium RadioisotopesTomography, Emission-ComputedTomography, Emission-Computed, Single-PhotonVentricular Dysfunction, LeftConceptsSignificant coronary artery diseaseCoronary artery diseaseLong-term mortalityArtery diseaseSurvival rateHeart failureTreatment strategiesImpaired left ventricular functionLong-term mortality ratesIschemic heart failureLeft ventricular functionIntermediate survival ratesNuclear imaging studiesLack of randomizationLower survival rateEjection fractionVentricular functionViable myocardiumReferral biasStudy protocolTreatment allocationLarge cohortPrognostic studiesMortality ratePatients