2024
Association of Physician Certification and Outcomes Among Patients Undergoing Left Atrial Appendage Occlusion
Vora A, Pereira L, Du C, Tan Z, Huang C, Friedman D, Wang Y, Faridi K, Lakkireddy D, Zimmerman S, Higgins A, Kapadia S, Curtis J, Freeman J. Association of Physician Certification and Outcomes Among Patients Undergoing Left Atrial Appendage Occlusion. JACC Cardiovascular Interventions 2024 PMID: 39474982, DOI: 10.1016/j.jcin.2024.10.020.Peer-Reviewed Original ResearchPhysician certificationAppendage occlusionAdverse eventsPercutaneous left atrial appendage occlusionLong-term oral anticoagulationDischarged patientsMultivariate Cox proportional hazards regression analysisRate of procedural complicationsLeft atrial appendage occlusionCox proportional hazards regression analysisProportional hazards regression analysisRisk of adverse eventsHazards regression analysisIn-hospital deathOral anticoagulantsWatchman FLXNo significant differenceLAAO devicesProcedural complicationsStratify patientsIntracardiac echocardiographyAtrial fibrillationEligible patientsIdentified patientsMultivariable adjustment
2022
Abnormal left atrial body stiffness is predicted by appendage size: impact of appendage occlusion on left atrial mechanics assessed by pressure-volume analysis
Bregasi A, Freeman JV, Curtis JP, Akar JG, Ortiz-Leon XA, Maia JH, Higgins AY, Matthews RV, Sinusas AJ, McNamara RL, Sugeng L, Lin BA. Abnormal left atrial body stiffness is predicted by appendage size: impact of appendage occlusion on left atrial mechanics assessed by pressure-volume analysis. AJP Heart And Circulatory Physiology 2022, 323: h559-h568. PMID: 35960632, PMCID: PMC9576173, DOI: 10.1152/ajpheart.00083.2022.Peer-Reviewed Original ResearchConceptsLeft atrial appendage occlusionLA stiffnessAppendage occlusionLA appendageLA mechanicsTransesophageal echocardiographyPressure-volume analysisPercutaneous left atrial appendage occlusionAdverse atrial remodelingAtrial appendage occlusionLeft atrial appendageLA volume measurementsAtrial cardiomyopathyBaseline characteristicsLA complianceAtrial remodelingClinical outcomesAtrial appendageAtrial mechanicsCardiac performancePathophysiological roleBaseline parametersMagnitude of increaseAppendage sizeOcclusionAntithrombotic Therapy After Left Atrial Appendage Occlusion in Patients With Atrial Fibrillation
Freeman JV, Higgins AY, Wang Y, Du C, Friedman DJ, Daimee UA, Minges KE, Pereira L, Goldsweig AM, Price MJ, Reddy VY, Gibson D, Doshi SK, Varosy PD, Masoudi FA, Curtis JP. Antithrombotic Therapy After Left Atrial Appendage Occlusion in Patients With Atrial Fibrillation. Journal Of The American College Of Cardiology 2022, 79: 1785-1798. PMID: 35512858, PMCID: PMC9097170, DOI: 10.1016/j.jacc.2022.02.047.Peer-Reviewed Original ResearchConceptsLeft atrial appendage occlusionAdverse eventsPivotal trialsWatchman deviceTreatment protocolAntithrombotic strategiesAppendage occlusionLower riskFrailty regressionPercutaneous left atrial appendage occlusionNational Cardiovascular Data RegistryContemporary U.S. practiceDual antiplatelet therapyAtrial appendage occlusionConcomitant aspirinPostprocedure careAdjusted riskAntiplatelet therapyAntithrombotic medicationAntithrombotic therapyAtrial fibrillationAdverse outcomesTrial protocolAntithrombotic agentsMedication strategies