2023
Detection of Left Ventricular Systolic Dysfunction From Electrocardiographic Images
Sangha V, Nargesi A, Dhingra L, Khunte A, Mortazavi B, Ribeiro A, Banina E, Adeola O, Garg N, Brandt C, Miller E, Ribeiro A, Velazquez E, Giatti L, Barreto S, Foppa M, Yuan N, Ouyang D, Krumholz H, Khera R. Detection of Left Ventricular Systolic Dysfunction From Electrocardiographic Images. Circulation 2023, 148: 765-777. PMID: 37489538, PMCID: PMC10982757, DOI: 10.1161/circulationaha.122.062646.Peer-Reviewed Original ResearchConceptsLV systolic dysfunctionYale-New Haven HospitalVentricular systolic dysfunctionSystolic dysfunctionLV ejection fractionBrazilian Longitudinal StudyNew Haven HospitalEjection fractionCardiology clinicRegional hospitalLeft ventricular systolic dysfunctionCedars-Sinai Medical CenterAdult Health (ELSA-Brasil) cohort
2022
Association Between Depressive Symptoms and Cardiac Structure and Function in a Peruvian Population
Santiago C, Peña M, Brown T, Shakil S, Januzzi J, Velazquez E, Miranda J, Rivera D, Checkley W. Association Between Depressive Symptoms and Cardiac Structure and Function in a Peruvian Population. Global Heart 2022, 17: 78. PMID: 36382157, PMCID: PMC9615600, DOI: 10.5334/gh.981.Peer-Reviewed Original ResearchConceptsSignificant depressive symptomsDepressive symptomsHeart failureCardiac structureTransthoracic echocardiographyEpidemiological Studies Depression ScaleCRONICAS Cohort StudyDiastolic relaxation velocityCause of disabilityMultivariable linear regressionNon-depressed subjectsCohort studyEchocardiographic measuresMiddle-income countriesWorse outcomesDepressive disorderDepression ScaleCardiac diseaseRelaxation velocityDepression symptomsNon-depressed participantsSymptomsPeruvian populationRelevant covariatesAdult participants
2019
Community Health Workers Improve Linkage to Hypertension Care in Western Kenya
Vedanthan R, Kamano JH, DeLong AK, Naanyu V, Binanay CA, Bloomfield GS, Chrysanthopoulou SA, Finkelstein EA, Hogan JW, Horowitz CR, Inui TS, Menya D, Orango V, Velazquez EJ, Were MC, Kimaiyo S, Fuster V. Community Health Workers Improve Linkage to Hypertension Care in Western Kenya. Journal Of The American College Of Cardiology 2019, 74: 1897-1906. PMID: 31487546, PMCID: PMC6788970, DOI: 10.1016/j.jacc.2019.08.003.Peer-Reviewed Original ResearchMeSH KeywordsAdultAgedAntihypertensive AgentsBlood PressureBlood Pressure DeterminationCluster AnalysisCommunicationCommunity Health ServicesCommunity Health WorkersFemaleHealth BehaviorHealth PromotionHealth Services AccessibilityHealth Services ResearchHumansHypertensionKenyaMaleMedication AdherenceMiddle AgedRisk FactorsSmartphoneSystoleTelemedicineConceptsCommunity health workersElevated blood pressureBlood pressureSystolic BPUsual careHealth workersHypertension careCovariate-adjusted mixed effects modelAverage overall followBaseline systolic BPHypertension care programCo-primary outcomesSystolic blood pressureSBP reductionHypertension controlOverall followSBP changeRisk factorsCare programLinkage of individualsCareMixed effects modelsGreater reductionMobile healthMortalityEchocardiographic 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 areaGlobal Longitudinal Strain and Immune Status in Patients Living With Human Immunodeficiency Virus
Alenezi F, Bloomfield GS, Okeke NL, Velagapudi P, Abudaqa L, Ijioma N, Dunning A, Alajmi H, Clement ME, Shah SH, Naggie S, Velazquez EJ. Global Longitudinal Strain and Immune Status in Patients Living With Human Immunodeficiency Virus. The American Journal Of Cardiology 2019, 124: 966-971. PMID: 31371060, PMCID: PMC6887515, DOI: 10.1016/j.amjcard.2019.06.013.Peer-Reviewed Original ResearchConceptsLV ejection fractionHIV-1 RNA viral loadNormal LV ejection fractionRNA viral loadHuman immunodeficiency virusViral loadImmunodeficiency virusImmune statusGlobal longitudinal strain analysisNadir CD4 cell countPreclinical left ventricular dysfunctionDuke University Medical CenterCD4 cell countPlasma HIV RNALeft ventricular dysfunctionGlobal longitudinal strainCells/Longitudinal strain analysisUniversity Medical CenterCD4 cell count dataAbnormal GLSNadir CD4CD4 countHIV RNAVentricular dysfunctionSpeckle Tracking Analysis of Left Ventricular Systolic Function Following Traumatic Brain Injury: A Pilot Prospective Observational Cohort Study
Krishnamoorthy V, Chaikittisilpa N, Lee J, Mackensen GB, Gibbons EF, Laskowitz D, Hernandez A, Velazquez E, Lele AV, Vavilala MS. Speckle Tracking Analysis of Left Ventricular Systolic Function Following Traumatic Brain Injury: A Pilot Prospective Observational Cohort Study. Journal Of Neurosurgical Anesthesiology 2019, 32: 156-161. PMID: 30676403, PMCID: PMC6646112, DOI: 10.1097/ana.0000000000000578.Peer-Reviewed Original ResearchConceptsLeft ventricular ejection fractionGlobal longitudinal strainTraumatic brain injuryAge/sex-matched controlsSex-matched controlsModerate-severe traumatic brain injurySystolic dysfunctionCohort studyBrain injuryMean global longitudinal strainProspective observational cohort studyObservational cohort studyProspective cohort studySubclinical myocardial dysfunctionVentricular ejection fractionSpeckle trackingSpeckle tracking analysisFirst dayMid-ventricular segmentsModerate-severe TBI patientsSystolic functionTransthoracic echocardiographyEjection fractionMyocardial dysfunctionTBI patientsEffects of a Cookstove Intervention on Cardiac Structure, Cardiac Function, and Blood Pressure in Western Kenya
Bloomfield GS, Kirwa K, Agarwal A, Eliot MN, Alenezi F, Carter EJ, Foster MC, Kimaiyo S, Lumsden R, Menya D, Mitter SS, Velazquez EJ, Vedanthan R, Wellenius GA. Effects of a Cookstove Intervention on Cardiac Structure, Cardiac Function, and Blood Pressure in Western Kenya. Journal Of The American Society Of Echocardiography 2019, 32: 427-430. PMID: 30665729, DOI: 10.1016/j.echo.2018.11.013.Peer-Reviewed Original Research
2018
Tricuspid Valve Regurgitation Immediately After Heart Transplant and Long-Term Outcomes
Bishawi M, Zanotti G, Shaw L, MacKenzie M, Castleberry A, Bartels K, Schroder J, Velazquez E, Swaminathan M, Rogers J, Milano C. Tricuspid Valve Regurgitation Immediately After Heart Transplant and Long-Term Outcomes. The Annals Of Thoracic Surgery 2018, 107: 1348-1355. PMID: 30529215, PMCID: PMC7256852, DOI: 10.1016/j.athoracsur.2018.10.065.Peer-Reviewed Original ResearchConceptsSignificant tricuspid valve regurgitationTricuspid valve regurgitationLong-term outcomesHeart transplantationCardiopulmonary bypassTR gradeValve regurgitationSurgical repairValve repairCommon findingOrthotropic heart transplantationPostoperative plasma creatininePulmonary vascular resistanceTricuspid valve repairEarly surgical repairEarly morbidityPostoperative stayCardiac transplantationMultiorgan transplantsVascular resistanceTransplant databaseHeart transplantAdjusted survivalPlasma creatinineTransplantGuidelines for Performing a Comprehensive Transthoracic Echocardiographic Examination in Adults: Recommendations from the American Society of Echocardiography
Mitchell C, Rahko PS, Blauwet LA, Canaday B, Finstuen JA, Foster MC, Horton K, Ogunyankin KO, Palma RA, Velazquez EJ. Guidelines for Performing a Comprehensive Transthoracic Echocardiographic Examination in Adults: Recommendations from the American Society of Echocardiography. Journal Of The American Society Of Echocardiography 2018, 32: 1-64. PMID: 30282592, DOI: 10.1016/j.echo.2018.06.004.Peer-Reviewed Original ResearchDeterminants of Left Ventricular Hypertrophy and Diastolic Dysfunction in an HIV Clinical Cohort
Okeke NL, Alenezi F, Bloomfield GS, Dunning A, Clement ME, Shah SH, Naggie S, Velazquez EJ. Determinants of Left Ventricular Hypertrophy and Diastolic Dysfunction in an HIV Clinical Cohort. Journal Of Cardiac Failure 2018, 24: 496-503. PMID: 29964194, PMCID: PMC6231907, DOI: 10.1016/j.cardfail.2018.06.003.Peer-Reviewed Original ResearchConceptsLeft ventricular hypertrophyDiastolic dysfunctionTransthoracic echocardiogramVentricular hypertrophyHuman immunodeficiency virus-infected personsDuke University Medical CenterDefinite diastolic dysfunctionHIV Clinical CohortStructural myocardial abnormalitiesVirus-infected personsHuman immunodeficiency virusCells/University Medical CenterCD4 nadirsCD4 countViral suppressionPrimary outcomeImmune suppressionImmunodeficiency virusMyocardial abnormalitiesClinical cohortMedical CenterHigh riskImmune functionInfected personsLong-term outcomes of mitral regurgitation by type and severity
Samad Z, Shaw LK, Phelan M, Glower DD, Ersboll M, Toptine JH, Alexander JH, Kisslo JA, Wang A, Mark DB, Velazquez EJ. Long-term outcomes of mitral regurgitation by type and severity. American Heart Journal 2018, 203: 39-48. PMID: 30015067, DOI: 10.1016/j.ahj.2018.05.001.Peer-Reviewed Original ResearchConceptsMR severityCause deathIschemic MRSurvival rateCause death riskCoronary artery diseaseLong-term outcomesAbsolute mortality ratesQualifying patientsArtery diseaseEchocardiography studyMitral regurgitationVentricular sizeIndeterminate causeBaseline severityDeath riskSevere MREchocardiography laboratoryHigh riskMortality rateClinical settingPatientsValve morphologySeverityMyxomatousRight 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
2017
Prevalence 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 failureClinical characteristics and 12-month outcomes of patients with valvular and non-valvular atrial fibrillation in Kenya
Temu TM, Lane KA, Shen C, Ng'ang'a L, Akwanalo CO, Chen PS, Emonyi W, Heckbert SR, Koech MM, Manji I, Vatta M, Velazquez EJ, Wessel J, Kimaiyo S, Inui TS, Bloomfield GS. Clinical characteristics and 12-month outcomes of patients with valvular and non-valvular atrial fibrillation in Kenya. PLOS ONE 2017, 12: e0185204. PMID: 28934312, PMCID: PMC5608343, DOI: 10.1371/journal.pone.0185204.Peer-Reviewed Original ResearchConceptsValvular AFValvular heart diseaseAtrial fibrillationNVAF patientsAF patientsHeart diseaseNon-valvular atrial fibrillationGlobal cardiovascular disease burdenValvular atrial fibrillationRates of hypertensionCardiovascular disease burdenLong-term outcomesProspective data collectionAnticoagulation therapyClinical characteristicsCohort studyClinical profileHeart failureOverall mortalityClinical featuresComorbid conditionsFatal outcomeMean ageFemale sexDisease burdenHousehold Air Pollution Is Associated with Altered Cardiac Function among Women in Kenya
Agarwal A, Kirwa K, Eliot MN, Alenezi F, Menya D, Mitter SS, Velazquez EJ, Vedanthan R, Wellenius GA, Bloomfield GS. Household Air Pollution Is Associated with Altered Cardiac Function among Women in Kenya. American Journal Of Respiratory And Critical Care Medicine 2017, 197: 958-961. PMID: 28925740, PMCID: PMC6020413, DOI: 10.1164/rccm.201704-0832le.Peer-Reviewed Original ResearchMeasures of Ventricular-Arterial Coupling and Incident Heart Failure With Preserved Ejection Fraction: A Matched Case-Control Analysis
Lekavich CL, Barksdale DJ, Wu JR, Neelon V, Crandell J, Velazquez EJ. Measures of Ventricular-Arterial Coupling and Incident Heart Failure With Preserved Ejection Fraction: A Matched Case-Control Analysis. Journal Of Cardiac Failure 2017, 23: 659-665. PMID: 28716687, PMCID: PMC5585062, DOI: 10.1016/j.cardfail.2017.07.395.Peer-Reviewed Original ResearchConceptsVentricular-arterial couplingControl groupEchocardiographic markersEjection fractionHeart failureControl subjectsCase groupHigher oddsConditional logistic regression analysisMatched Case-Control AnalysisDate of echocardiographyIncident heart failureConditional logistic regressionLogistic regression analysisCase-control analysisTimes higher oddsIncident HFpEFAtrial diameterTransthoracic echocardiogramProspective studyStudy cohortMortality implicationsUse of EESHFpEFVentricular elastanceAssessment of cardiac allograft systolic function by global longitudinal strain: From donor to recipient
DeVore AD, Alenezi F, Krishnamoorthy A, Ersboll M, Samsky MD, Schulte PJ, Patel CB, Rogers JG, Milano CA, Velazquez EJ, Khouri MG. Assessment of cardiac allograft systolic function by global longitudinal strain: From donor to recipient. Clinical Transplantation 2017, 31: e12961. PMID: 28294407, DOI: 10.1111/ctr.12961.Peer-Reviewed Original ResearchConceptsLV global longitudinal strainLeft ventricular ejection fractionGlobal longitudinal strainMedian left ventricular ejection fractionSystolic functionLongitudinal strainLV systolic dysfunctionMyocardial systolic performancePost-transplant outcomesLV systolic functionVentricular ejection fractionDonor-recipient pairsMyocardial deformation analysisAllograft dysfunctionCardiac allograftsCause hospitalizationSystolic dysfunctionPretransplant levelsEjection fractionSystolic performanceCorresponding recipientsClinical implicationsRecipientsEchocardiogramFurther studies
2016
Associations between positive emotional well-being and stress-induced myocardial ischemia Well-being scores predict exercise-induced ischemia
Feigal JP, Boyle SH, Samad Z, Velazquez EJ, Wilson JL, Becker RC, Williams RB, Kuhn CM, Ortel TL, Rogers JG, O'Connor CM, Jiang W. Associations between positive emotional well-being and stress-induced myocardial ischemia Well-being scores predict exercise-induced ischemia. Journal Of Psychosomatic Research 2016, 93: 14-18. PMID: 28107887, PMCID: PMC6044283, DOI: 10.1016/j.jpsychores.2016.11.012.Peer-Reviewed Original ResearchConceptsLeft ventricular ejection fractionHealth-related behaviorsMyocardial ischemiaStable ischemic heart disease patientsIschemic heart disease patientsWall motion score indexExercise-induced ischemiaTreadmill exercise testingEpidemiologic Studies Depression ScaleStress-induced ischemiaInverse correlationHeart disease patientsSignificant inverse correlationInducible ischemiaAdult patientsExercise testingIschemic responseEjection fractionDisease patientsTreatment trialsSimilar inverse correlationDepression ScaleExercise stressDepressive symptomsUnderscore areasClinical and echocardiographic predictors of mortality in acute pulmonary embolism
Dahhan T, Siddiqui I, Tapson VF, Velazquez EJ, Sun S, Davenport CA, Samad Z, Rajagopal S. Clinical and echocardiographic predictors of mortality in acute pulmonary embolism. Cardiovascular Ultrasound 2016, 14: 44. PMID: 27793158, PMCID: PMC5086059, DOI: 10.1186/s12947-016-0087-y.Peer-Reviewed Original ResearchConceptsAcute pulmonary embolismChronic obstructive pulmonary diseaseBody mass indexTricuspid annular plane systolic excursionPulmonary artery acceleration timePulmonary embolismActive malignancyEjection fractionClinical parametersMass indexNYHA class III symptomsRV myocardial performance indexAnnular plane systolic excursionLeft ventricular ejection fractionMedian body mass indexClass III symptomsFraction area changeRV Tei indexSpeckle-tracking strainOutcomes of patientsAbsence of hypertensionTroponin T levelsMyocardial performance indexObstructive pulmonary diseaseSystolic blood pressurePredicting Outcomes Over Time in Patients With Heart Failure, Left Ventricular Systolic Dysfunction, or Both Following Acute Myocardial Infarction
Lopes RD, Pieper KS, Stevens SR, Solomon SD, McMurray JJ, Pfeffer MA, Leimberger JD, Velazquez EJ. Predicting Outcomes Over Time in Patients With Heart Failure, Left Ventricular Systolic Dysfunction, or Both Following Acute Myocardial Infarction. Journal Of The American Heart Association 2016, 5: e003045. PMID: 27353607, PMCID: PMC4937254, DOI: 10.1161/jaha.115.003045.Peer-Reviewed Original ResearchConceptsVentricular systolic dysfunctionHeart failureMyocardial infarctionIntegrated discrimination improvementSystolic dysfunctionCardiovascular deathMultivariable Cox proportional hazardsAcute Myocardial Infarction trialNet reclassification improvement indexNonfatal heart failureMyocardial Infarction trialNonfatal myocardial infarctionPredictors of mortalityPatient informationBaseline heart rateAcute myocardial infarctionCox proportional hazardsCreatinine clearanceHospital arrivalHospital dischargeIndex hospitalizationPatient characteristicsOverall mortalityIndex eventClinical events