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 incidenceCABGEchocardiographic Assessment of Right Ventricular Function and Response to Therapy in Pulmonary Arterial Hypertension
Shelburne NJ, Parikh KS, Chiswell K, Shaw LK, Sivak J, Arges K, Tomfohr J, Velazquez EJ, Kisslo J, Samad Z, Rajagopal S. Echocardiographic Assessment of Right Ventricular Function and Response to Therapy in Pulmonary Arterial Hypertension. The American Journal Of Cardiology 2019, 124: 1298-1304. PMID: 31481176, DOI: 10.1016/j.amjcard.2019.07.026.Peer-Reviewed Original ResearchMeSH KeywordsAdolescentAdultAgedAntihypertensive AgentsEchocardiographyExercise TestFemaleFollow-Up StudiesHeart VentriclesHumansMaleMiddle AgedNorth CarolinaPrognosisPulmonary Arterial HypertensionRetrospective StudiesSeverity of Illness IndexStroke VolumeSurvival RateVentricular Function, RightYoung AdultConceptsTricuspid annular plane systolic excursionPulmonary arterial hypertensionRV global longitudinal strainRV systolic pressureRight ventricular functionGlobal longitudinal strainArterial hypertensionSystolic pressureVentricular functionSevere pulmonary arterial hypertensionAnnular plane systolic excursionLongitudinal strainPAH-specific therapyManagement of patientsRight atrial areaMid-RVPAH therapyCause mortalityEchocardiographic parametersClinical responseEchocardiographic variablesSystolic excursionWalk distanceEchocardiographic assessmentAtrial area
2018
Right Ventricular Longitudinal Strain Reproducibility Using Vendor-Dependent and Vendor-Independent Software
Il'Giovine ZJ, Mulder H, Chiswell K, Arges K, Tomfohr J, Hashmi A, Velazquez EJ, Kisslo JA, Samad Z, Rajagopal S. Right Ventricular Longitudinal Strain Reproducibility Using Vendor-Dependent and Vendor-Independent Software. Journal Of The American Society Of Echocardiography 2018, 31: 721-732.e5. PMID: 29525250, PMCID: PMC6825401, DOI: 10.1016/j.echo.2018.01.008.Peer-Reviewed Original ResearchConceptsVendor-independent softwarePeak systolic longitudinal strainRight ventricular functionSingle-center studySystolic longitudinal strainMulticenter clinical trialCongenital heart diseaseRepeated-measures analysisRVLS valuesPulmonary hypertensionVentricular functionVendor-specific softwareHeart diseaseClinical trialsEchocardiographic scansClinical practiceLongitudinal strainWidespread variabilityDiseaseGlobal strainDifferent ultrasound scannersEffect of scannerWide variabilityRegional strainPossible interactions
2015
Influence of QRS infarct score and QRS duration prior to transcatheter aortic valve replacement on follow-up left ventricular end systolic volume in patients with new persistent left bundle branch block
Hannink LG, Wagner GS, Kisslo J, Alenezi FA, Shaw LK, Hofmann P, Zusterzeel R, Phelan M, Velazquez EJ, Gorgels AP. Influence of QRS infarct score and QRS duration prior to transcatheter aortic valve replacement on follow-up left ventricular end systolic volume in patients with new persistent left bundle branch block. Journal Of Electrocardiology 2015, 48: 637-642. PMID: 25959263, DOI: 10.1016/j.jelectrocard.2015.04.010.Peer-Reviewed Original ResearchMeSH KeywordsAged, 80 and overAortic Valve StenosisBundle-Branch BlockDiagnosis, Computer-AssistedEchocardiographyElectrocardiographyFemaleFollow-Up StudiesHumansMalePrognosisReproducibility of ResultsRetrospective StudiesRisk AssessmentSensitivity and SpecificityStroke VolumeTranscatheter Aortic Valve ReplacementTreatment OutcomeConceptsLeft bundle branch blockTranscatheter aortic valve replacementPersistent left bundle branch blockVentricular end-systolic volumeAortic valve replacementBundle branch blockEnd-systolic volumeQRS durationInfarct scoreValve replacementVentricular functionBranch blockNew-onset left bundle branch blockLeft ventricular end-systolic volumeNew left bundle branch blockLeft ventricular functionLarger study populationStrict inclusion criteriaSuch predictive valueQRS scoreSystolic volumeInclusion criteriaStudy populationCardiac conditionsPredictive valueA reappraisal of loop diuretic choice in heart failure patients
Buggey J, Mentz RJ, Pitt B, Eisenstein EL, Anstrom KJ, Velazquez EJ, O'Connor CM. A reappraisal of loop diuretic choice in heart failure patients. American Heart Journal 2015, 169: 323-333. PMID: 25728721, PMCID: PMC4346710, DOI: 10.1016/j.ahj.2014.12.009.Peer-Reviewed Original ResearchConceptsHeart failure patientsHeart failureFailure patientsLoop diureticsNew York Heart Association functional classPlasma brain natriuretic peptide levelsYork Heart Association functional classBrain natriuretic peptide levelsHeart failure severityNatriuretic peptide levelsTranscardiac extractionAldosterone secretionAldosterone systemDiuretic useVentricular functionFurosemide useSymptom managementPharmacologic differencesCardiac fibrosisSurrogate markerMEDLINE searchPeptide levelsControl trialEconomic burdenFurosemide
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 diseaseComprehensive Assessment of Right Ventricular Function in Patients with Pulmonary Hypertension with Global Longitudinal Peak Systolic Strain Derived from Multiple Right Ventricular Views
Rajagopal S, Forsha DE, Risum N, Hornik CP, Poms AD, Fortin TA, Tapson VF, Velazquez EJ, Kisslo J, Samad Z. Comprehensive Assessment of Right Ventricular Function in Patients with Pulmonary Hypertension with Global Longitudinal Peak Systolic Strain Derived from Multiple Right Ventricular Views. Journal Of The American Society Of Echocardiography 2014, 27: 657-665.e3. PMID: 24656881, DOI: 10.1016/j.echo.2014.02.001.Peer-Reviewed Original ResearchConceptsRV longitudinal peak systolic strainLongitudinal peak systolic strainPulmonary hypertensionRight ventricular functionRV functionPeak systolic strainFour-chamber viewRight ventricleRV dysfunctionClinical characteristicsWalk distanceVentricular functionSystolic strainGlobal longitudinal peak systolic strainTricuspid annular plane systolic excursionAssessment of PHMean pulmonary artery pressurePulmonary capillary wedge pressureRV myocardial performance indexAnnular plane systolic excursionRegional RV dysfunctionCapillary wedge pressurePulmonary artery pressureCohort of patientsMyocardial performance indexUtility of 3-dimensional echocardiography, global longitudinal strain, and exercise stress echocardiography to detect cardiac dysfunction in breast cancer patients treated with doxorubicin-containing adjuvant therapy
Khouri MG, Hornsby WE, Risum N, Velazquez EJ, Thomas S, Lane A, Scott JM, Koelwyn GJ, Herndon JE, Mackey JR, Douglas PS, Jones LW. Utility of 3-dimensional echocardiography, global longitudinal strain, and exercise stress echocardiography to detect cardiac dysfunction in breast cancer patients treated with doxorubicin-containing adjuvant therapy. Breast Cancer Research And Treatment 2014, 143: 531-539. PMID: 24390149, PMCID: PMC4521213, DOI: 10.1007/s10549-013-2818-1.Peer-Reviewed Original ResearchConceptsGlobal longitudinal strainBreast cancer patientsSubclinical cardiac dysfunctionCardiac dysfunctionCancer patientsCardiac indexStress echocardiographyEarly breast cancer patientsLongitudinal strainVentricular ejection fraction assessmentLeft ventricular ejection fraction assessmentAdult oncology settingsPost-exercise increaseEarly breast cancerLeft ventricular functionSex-matched controlsSpeckle tracking echocardiographyEjection fraction assessmentSimilar LVEFAdjuvant therapyEchocardiographic parametersCardiopulmonary exerciseAsymptomatic womenVentricular functionCardiopulmonary function
2010
Does Myocardial Perfusion Imaging Provide Incremental Prognostic Information to Left Ventricular Ejection Fraction?
Mudrick DW, Velazquez E, Borges-Neto S. Does Myocardial Perfusion Imaging Provide Incremental Prognostic Information to Left Ventricular Ejection Fraction? Current Cardiology Reports 2010, 12: 155-161. PMID: 20425171, DOI: 10.1007/s11886-010-0093-x.Peer-Reviewed Original ResearchMeSH KeywordsCardiac-Gated Single-Photon Emission Computer-Assisted TomographyCoronary Artery DiseaseDeath, Sudden, CardiacHumansMass ScreeningMyocardial Perfusion ImagingPositron-Emission TomographyPredictive Value of TestsPrognosisRisk AssessmentSensitivity and SpecificityStroke VolumeVentricular Function, LeftConceptsEjection fractionVentricular functionNonfatal cardiac eventsGated single-photon emissionIncremental prognostic informationSignificant coronary diseaseVentricular ejection fractionCoronary artery diseaseOptimal treatment strategySudden cardiac deathNuclear imaging studiesImportant clinical implicationsMyocardial perfusion imagingPositron emission tomographySingle photon emissionIschemic burdenCardiac eventsArtery diseaseCardiac deathCoronary diseasePrognostic informationTreatment strategiesMyocardial perfusionPerfusion imagingBest predictor
2009
Usefulness of Beta Blockers in High-Risk Patients After Myocardial Infarction in Conjunction With Captopril and/or Valsartan (from the VALsartan In Acute Myocardial Infarction [VALIANT] Trial)
Califf RM, Lokhnygina Y, Velazquez EJ, McMurray JJ, Leimberger JD, Lewis EF, Diaz R, Murin J, Pfeffer MA. Usefulness of Beta Blockers in High-Risk Patients After Myocardial Infarction in Conjunction With Captopril and/or Valsartan (from the VALsartan In Acute Myocardial Infarction [VALIANT] Trial). The American Journal Of Cardiology 2009, 104: 151-157. PMID: 19576338, DOI: 10.1016/j.amjcard.2009.03.020.Peer-Reviewed Original ResearchMeSH KeywordsAcute DiseaseAdrenergic beta-AntagonistsAgedAngiotensin-Converting Enzyme InhibitorsAntihypertensive AgentsCaptoprilDrug Therapy, CombinationFemaleHumansMaleMiddle AgedMultivariate AnalysisMyocardial InfarctionProspective StudiesRisk AssessmentRisk FactorsSurvival AnalysisTetrazolesTreatment OutcomeValineValsartanConceptsBeta blockersHeart failureMyocardial infarctionBaseline characteristicsAcute Myocardial Infarction trialAngiotensin receptor blocker valsartanCombination of valsartanNonfatal cardiovascular eventsAngiotensin receptor blockersBeta-blocker useMyocardial Infarction trialVentricular systolic dysfunctionHigh-risk patientsRisk of deathSignificant survival advantageCardiovascular eventsSystolic dysfunctionVentricular dysfunctionVentricular functionSurvival advantageLower riskPatientsMortality rateBlockersValsartanQuality of life and economic outcomes with surgical ventricular reconstruction in ischemic heart failure: Results from the Surgical Treatment for Ischemic Heart Failure trial
Mark DB, Knight JD, Velazquez EJ, Howlett JG, Spertus JA, Djokovic LT, Harding TM, Rankin GR, Drew LA, Szygula-Jurkiewicz B, Adlbrecht C, Anstrom KJ, Investigators F. Quality of life and economic outcomes with surgical ventricular reconstruction in ischemic heart failure: Results from the Surgical Treatment for Ischemic Heart Failure trial. American Heart Journal 2009, 157: 837-844.e3. PMID: 19376309, PMCID: PMC2694042, DOI: 10.1016/j.ahj.2009.03.008.Peer-Reviewed Original ResearchMeSH KeywordsAgedCoronary Artery BypassFemaleFollow-Up StudiesHealth Care CostsHeart FailureHeart VentriclesHumansMaleMiddle AgedMyocardial IschemiaPlastic Surgery ProceduresQuality of LifeRetrospective StudiesStroke VolumeSurveys and QuestionnairesTreatment OutcomeUnited StatesVentricular Function, LeftConceptsCoronary artery bypass graft surgerySurgical ventricular reconstructionIschemic heart failureQuality of lifeHeart failureVentricular reconstructionQOL measuresIschemic Heart Failure (STICH) trialKansas City Cardiomyopathy QuestionnaireTotal index hospitalization costsArtery bypass graft surgeryLeft ventricular ejection fractionBetter QOLIndex hospitalization costsBypass graft surgeryHeart failure symptomsHeart Failure TrialVentricular ejection fractionLeft ventricular functionHealth care costsTreatment-related differencesGraft surgeryEjection fractionSurgical treatmentVentricular function
2008
Usefulness of Right Ventricular Fractional Area Change to Predict Death, Heart Failure, and Stroke Following Myocardial Infarction (from the VALIANT ECHO Study)
Anavekar NS, Skali H, Bourgoun M, Ghali JK, Kober L, Maggioni AP, McMurray JJ, Velazquez E, Califf R, Pfeffer MA, Solomon SD. Usefulness of Right Ventricular Fractional Area Change to Predict Death, Heart Failure, and Stroke Following Myocardial Infarction (from the VALIANT ECHO Study). The American Journal Of Cardiology 2008, 101: 607-612. PMID: 18308007, DOI: 10.1016/j.amjcard.2007.09.115.Peer-Reviewed Original ResearchConceptsRight ventricular fractional area changeVentricular fractional area changeRight ventricular functionHeart failureFractional area changeMyocardial infarctionClinical outcomesSudden deathCause mortalityVentricular dysfunctionEjection fractionVentricular functionBaseline right ventricular functionRight ventricular systolic functionSevere right ventricular dysfunctionLeft ventricular ejection fractionRecurrent myocardial infarctionRight ventricular dysfunctionLeft ventricular dysfunctionVentricular systolic functionVentricular ejection fractionMajor risk factorTwo-dimensional echocardiogramsCV deathCV outcomes
2007
Polymorphisms in Adenosine Receptor Genes are Associated with Infarct Size in Patients with Ischemic Cardiomyopathy
Tang Z, Diamond MA, Chen J, Holly TA, Bonow RO, Dasgupta A, Hyslop T, Purzycki A, Wagner J, McNamara DM, Kukulski T, Wos S, Velazquez EJ, Ardlie K, Feldman AM. Polymorphisms in Adenosine Receptor Genes are Associated with Infarct Size in Patients with Ischemic Cardiomyopathy. Clinical Pharmacology & Therapeutics 2007, 82: 435-440. PMID: 17728764, DOI: 10.1038/sj.clpt.6100331.Peer-Reviewed Original ResearchMeSH Keywords3' Untranslated RegionsBase SequenceCardiomyopathiesCase-Control StudiesDNA Mutational AnalysisGene FrequencyGenetic Predisposition to DiseaseHeart VentriclesHumansMolecular Sequence DataMutationMyocardial InfarctionMyocardial IschemiaPhenotypePolymorphism, Single NucleotideReceptor, Adenosine A1Receptor, Adenosine A2AReceptor, Adenosine A3Risk FactorsSeverity of Illness IndexVentricular Function, LeftConceptsIschemic cardiomyopathyInfarct sizeAdenosine receptor geneReceptor geneGenetic variantsPopulation of patientsVentricular functionVentricular sizeIschemic preconditioningNormal controlsHeart responseAdenosine receptorsCardiomyopathyIschemiaPatientsIndividual responsesDNA samplesResponsePolymorphismTherapyInjuryGenesVariants
2006
Comparison of Regional Versus Global Assessment of Left Ventricular Function in Patients with Left Ventricular Dysfunction, Heart Failure, or Both After Myocardial Infarction: The Valsartan in Acute Myocardial Infarction Echocardiographic Study
Thune JJ, Køber L, Pfeffer MA, Skali H, Anavekar NS, Bourgoun M, Ghali JK, Arnold JM, Velazquez EJ, Solomon SD. Comparison of Regional Versus Global Assessment of Left Ventricular Function in Patients with Left Ventricular Dysfunction, Heart Failure, or Both After Myocardial Infarction: The Valsartan in Acute Myocardial Infarction Echocardiographic Study. Journal Of The American Society Of Echocardiography 2006, 19: 1462-1465. PMID: 17138030, DOI: 10.1016/j.echo.2006.05.028.Peer-Reviewed Original ResearchMeSH KeywordsAgedAntihypertensive AgentsComorbidityEchocardiographyFemaleHeart FailureHumansInternationalityMaleMiddle AgedMyocardial InfarctionPrevalencePrognosisReproducibility of ResultsRisk AssessmentRisk FactorsSensitivity and SpecificityStroke VolumeTetrazolesValineValsartanVentricular Dysfunction, LeftConceptsWall motion indexMyocardial infarctionHeart failureLV dysfunctionEjection fractionIndependent predictorsGlobal assessmentLeft ventricular dysfunctionLV systolic functionVentricular ejection fractionAdditional prognostic informationLeft ventricular functionAcute myocardial infarctionBiplane Simpson's ruleWall motion assessmentVentricular dysfunctionSystolic functionEchocardiographic studyVentricular functionMultivariable analysisPrognostic valueAdverse outcomesPrognostic informationLVEFRegional dysfunction
2005
Left Ventricular Assessment in Myocardial Infarction: The VALIANT Registry
Hernandez AF, Velazquez EJ, Solomon SD, Kilaru R, Diaz R, O’Connor C, Ertl G, Maggioni AP, Rouleau JL, van Gilst W, Pfeffer MA, Califf RM. Left Ventricular Assessment in Myocardial Infarction: The VALIANT Registry. JAMA Internal Medicine 2005, 165: 2162-2169. PMID: 16217008, DOI: 10.1001/archinte.165.18.2162.Peer-Reviewed Original ResearchConceptsHeart failureMyocardial infarctionLV assessmentCardiac catheterizationVentricular assessmentAcute Myocardial Infarction RegistryAngiotensin-converting enzyme inhibitorClinical heart failureMyocardial Infarction RegistryLeft ventricular functionAcute myocardial infarctionQuality of careHospital mortalityHospital outcomesHospital stayBaseline characteristicsDischarge medicationsVentricular functionMultivariable modelPatientsPropensity analysisEnzyme inhibitorsLower mortalityCatheterizationEchocardiography
2003
Radionuclide 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