2023
Predicting aortic stenosis progression using a video-based deep learning model of aortic stenosis built for single-view two-dimensional echocardiography
Oikonomou E, Holste G, Mcnamara R, Velazquez E, Nadkarni G, Ouyang D, Krumholz H, Wang Z, Khera R. Predicting aortic stenosis progression using a video-based deep learning model of aortic stenosis built for single-view two-dimensional echocardiography. European Heart Journal 2023, 44: ehad655.040. DOI: 10.1093/eurheartj/ehad655.040.Peer-Reviewed Original ResearchLeft ventricular ejection fractionSevere aortic stenosisAortic stenosisAS progressionAV VmaxTransthoracic echocardiographyYale New Haven Health SystemBaseline left ventricular ejection fractionAortic stenosis progressionModerate aortic stenosisRetrospective cohort studyVentricular ejection fractionTwo-dimensional echocardiographyMean rateModerate ASAS severityCohort studyEjection fractionPatient sexStenosis progressionTTE studiesEligible participantsSerial monitoringSpecialized centersTimely diagnosis
2008
Impact of Left Ventricular Dysfunction on Hospital Mortality Among Patients Undergoing Elective Percutaneous Coronary Intervention
Wallace TW, Berger JS, Wang A, Velazquez EJ, Brown DL. Impact of Left Ventricular Dysfunction on Hospital Mortality Among Patients Undergoing Elective Percutaneous Coronary Intervention. The American Journal Of Cardiology 2008, 103: 355-360. PMID: 19166689, DOI: 10.1016/j.amjcard.2008.09.088.Peer-Reviewed Original ResearchConceptsElective percutaneous coronary interventionPercutaneous coronary interventionHospital mortalityEjection fractionCoronary interventionOdds ratioLeft ventricular systolic dysfunctionHospital mortality increasesReduced ejection fractionRetrospective cohort studyVentricular systolic dysfunctionLeft ventricular dysfunctionLow ejection fractionLV ejection fractionAdjusted hospital mortalitySystolic dysfunctionVentricular dysfunctionCohort studyMultivariate adjustmentMedical therapyEF groupPatientsMortalityOutcome variablesMortality increases