2019
Echocardiographic 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
2017
Improving on the diagnostic characteristics of echocardiography for pulmonary hypertension
Broderick-Forsgren K, Davenport CA, Sivak JA, Hargett CW, Foster MC, Monteagudo A, Armour A, Rajagopal S, Arges K, Velazquez EJ, Samad Z. Improving on the diagnostic characteristics of echocardiography for pulmonary hypertension. The International Journal Of Cardiovascular Imaging 2017, 33: 1341-1349. PMID: 28337558, DOI: 10.1007/s10554-017-1114-2.Peer-Reviewed Original ResearchMeSH KeywordsArea Under CurveCardiac CatheterizationEchocardiographyHumansHypertension, PulmonaryHypertrophy, Right VentricularModels, CardiovascularPredictive Value of TestsPulmonary ArteryReproducibility of ResultsRetrospective StudiesROC CurveVentricular Dysfunction, RightVentricular Function, RightVentricular PressureConceptsValue of echoRight heart catheterizationPulmonary hypertensionComplex congenital heart diseaseRight heart parametersEcho parametersCongenital heart diseaseVentricular assist deviceDiagnostic characteristicsTime of studyLower RVSPPA enlargementRV dysfunctionRV enlargementEchocardiographic parametersHeart catheterizationHeart transplantationAdult patientsProspective cohortMechanical ventilationRetrospective studyHeart diseaseAssist deviceRVSPScreening test
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 ResearchMeSH KeywordsAdultEchocardiographyElasticity Imaging TechniquesFemaleHeart VentriclesHumansHypertension, PulmonaryMaleMiddle AgedVentricular Dysfunction, RightVentricular Function, RightConceptsRV 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 index