Assessing mitral regurgitation in the prediction of clinical outcome after cardiac resynchronization therapy
Upadhyay G, Chatterjee N, Kandala J, Friedman D, Park M, Tabtabai S, Hung J, Singh J. Assessing mitral regurgitation in the prediction of clinical outcome after cardiac resynchronization therapy. Heart Rhythm 2015, 12: 1201-1208. PMID: 25708879, DOI: 10.1016/j.hrthm.2015.02.022.Peer-Reviewed Original ResearchConceptsCardiac resynchronization therapyDegree of baseline MRMitral regurgitationBaseline MRMR improvementHF hospitalizationClinical outcomesSurface QRSHeart failureAssociated with lower HF hospitalizationsCohort study of patientsImproved ventricular geometryFollow-up echocardiographyPrediction of clinical outcomeReducing mitral regurgitationStudy of patientsAll-cause mortalityPrediction of HFWorsening MRMR severityMedian ageIschemic cardiomyopathyResynchronization therapyImproved survivalMR reduction