2012
Mechanical dyssynchrony evaluated by tissue Doppler cross-correlation analysis is associated with long-term survival in patients after cardiac resynchronization therapy
Risum N, Williams ES, Khouri MG, Jackson KP, Olsen NT, Jons C, Storm KS, Velazquez EJ, Kisslo J, Bruun NE, Sogaard P. Mechanical dyssynchrony evaluated by tissue Doppler cross-correlation analysis is associated with long-term survival in patients after cardiac resynchronization therapy. European Heart Journal 2012, 34: 48-56. PMID: 22390911, DOI: 10.1093/eurheartj/ehs035.Peer-Reviewed Original ResearchMeSH KeywordsAgedArrhythmias, CardiacCardiac Resynchronization TherapyCardiac Resynchronization Therapy DevicesCross-Sectional StudiesDefibrillators, ImplantableFeasibility StudiesFemaleHumansMaleMiddle AgedRetrospective StudiesStroke VolumeTreatment OutcomeUltrasonography, Doppler, ColorVentricular Dysfunction, LeftConceptsCardiac resynchronization therapyLong-term survivalMechanical dyssynchronyYu indexResynchronization therapyCox proportional hazards regressionLeft bundle branch blockProportional hazards regressionTissue Doppler imagingBundle branch blockPre-implant assessmentActivation delayVentricular assist deviceCardiac transplantationCause mortalityCRT candidatesImproved survivalHazards regressionPoor prognosisSubgroup analysisBranch blockWall delayPoor survivalDyssynchronyDoppler imaging
2007
The Relationship Between Renal Function and Cardiac Structure, Function, and Prognosis After Myocardial Infarction The VALIANT Echo Study
Verma A, Anavekar NS, Meris A, Thune JJ, Arnold JM, Ghali JK, Velazquez EJ, McMurray JJ, Pfeffer MA, Solomon SD. The Relationship Between Renal Function and Cardiac Structure, Function, and Prognosis After Myocardial Infarction The VALIANT Echo Study. Journal Of The American College Of Cardiology 2007, 50: 1238-1245. PMID: 17888840, DOI: 10.1016/j.jacc.2007.06.018.Peer-Reviewed Original ResearchConceptsLeft ventricular mass indexRenal impairmentHeart failureMyocardial infarctionRenal functionCardiac structureReduced eGFRSystolic functionLA volumeSmaller LVHigher left ventricular mass indexLarger left atrial volumeInfarct segment lengthMitral deceleration timeVALIANT Echo studyMultivariable Cox regressionAdverse cardiovascular outcomesLeft ventricular dysfunctionNormal renal functionOutcome of deathRight ventricular functionVentricular mass indexGlomerular filtration rateAdditional prognostic informationLarger LA volumes