2025
R-wave amplitude changes in lead aVL predict outcomes in cardiac resynchronization therapy: Exploring the role of papillary muscle dyssynchrony and mitral regurgitation
Eötvös C, Avram T, Zehan I, Moldovan M, Sarb A, Lazar R, Coșeriu G, Șchiop-Țentea P, Blendea E, Mocan-Hognogi D, Chiorescu R, Gușetu G, Pop S, McPherson C, Heist E, Singh J, Blendea D. R-wave amplitude changes in lead aVL predict outcomes in cardiac resynchronization therapy: Exploring the role of papillary muscle dyssynchrony and mitral regurgitation. Heart Rhythm O2 2025, 6: 1324-1334. DOI: 10.1016/j.hroo.2025.06.004.Peer-Reviewed Original ResearchCardiac resynchronization therapyPapillary muscle dyssynchronyMitral regurgitationQRS durationResynchronization therapyPapillary musclesMarker of electrical dyssynchronyCardiac resynchronization therapy implantationPredictors of clinical responsePost-CRT changesAnterolateral papillary muscleReducing mitral regurgitationShorter QRS durationMultivariate Cox regressionAnterolateral left ventricular wallLong-term survivalMultivariate logistic regressionR-wave amplitudeClinical responseMR severityPost-CRTElectrical dyssynchronyElectrical resynchronizationMechanical resynchronizationMR improvement
2024
Electrocardiographic abnormalities in patients with metabolic dysfunction-associated steatotic liver disease: A systematic review and meta-analysis
Dimala C, Nso N, Wasserlauf J, Njei B. Electrocardiographic abnormalities in patients with metabolic dysfunction-associated steatotic liver disease: A systematic review and meta-analysis. Current Problems In Cardiology 2024, 49: 102580. PMID: 38653446, DOI: 10.1016/j.cpcardiol.2024.102580.Peer-Reviewed Original ResearchConceptsNon-alcoholic fatty liver diseaseElectrocardiographic abnormalitiesLiver diseaseECG abnormalitiesSteatotic liver diseaseMultiple ECG abnormalitiesPersistent heart blockEarly cardiac involvementCardiac risk stratificationShorter QRS durationT-wave inversionBundle branch blockSystematic reviewPrevalent atrial fibrillationStatistically significant associationFatty liver diseaseCardiac involvementQTc prolongationFragmented QRSSystematic review of studiesQRS durationHeart blockRisk stratificationAtrial fibrillationConduction defects
2017
Race 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 fraction
2015
Cardiac Resynchronization Therapy in Women Versus Men
Zusterzeel R, Spatz ES, Curtis JP, Sanders WE, Selzman KA, Piña IL, Bao H, Ponirakis A, Varosy PD, Masoudi FA, Caños DA, Strauss DG. Cardiac Resynchronization Therapy in Women Versus Men. Circulation Cardiovascular Quality And Outcomes 2015, 8: s4-11. PMID: 25714821, DOI: 10.1161/circoutcomes.114.001548.Peer-Reviewed Original ResearchMeSH KeywordsAgedAged, 80 and overBundle-Branch BlockCardiac Resynchronization TherapyCardiac Resynchronization Therapy DevicesDefibrillators, ImplantableElectric CountershockFemaleHealth Status DisparitiesHeart Conduction SystemHeart FailureHumansKaplan-Meier EstimateMalePropensity ScoreProportional Hazards ModelsRegistriesRisk FactorsSex FactorsStroke VolumeTreatment OutcomeUnited StatesVentricular Function, LeftConceptsLeft bundle branch blockQRS durationImplantable cardioverter defibrillatorPatient sexDeath riskCardioverter defibrillatorBetter survivalMortality differencesNew York Heart Association class IIILeft ventricular ejection fractionWomen Versus MenCardiac resynchronization therapyVentricular ejection fractionRelative death riskBenefit of CRTLonger QRS durationShorter QRS durationBundle branch blockLower mortality riskEjection fractionHeart failureResynchronization therapyCardiac resynchronizationBranch blockMortality risk
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