2017
Addition of Blood Pressure and Weight Transmissions to Standard Remote Monitoring of Implantable Defibrillators and its Association with Mortality and Rehospitalization
Al-Chekakie MO, Bao H, Jones PW, Stein KM, Marzec L, Varosy PD, Masoudi FA, Curtis JP, Akar JG. Addition of Blood Pressure and Weight Transmissions to Standard Remote Monitoring of Implantable Defibrillators and its Association with Mortality and Rehospitalization. Circulation Cardiovascular Quality And Outcomes 2017, 10: e003087. PMID: 28506978, DOI: 10.1161/circoutcomes.116.003087.Peer-Reviewed Original ResearchConceptsBlood pressure dataImplantable defibrillatorsRemote patient monitoringTransmission of weightHeart failure hospitalizationImpaired ejection fractionCardiac resynchronization therapyCox regression modelRisk of mortalityLogistic regression modelsRoutine weightCause hospitalizationFailure hospitalizationBlood pressureCardiovascular hospitalizationEjection fractionResynchronization therapyRegression modelsDevice implantationService patientsHospital characteristicsIndependent associationImproved outcomesLandmark analysisSimilar risk
2008
Prospective Study of Atrial Fibrillation Termination During Ablation Guided by Automated Detection of Fractionated Electrograms
PORTER M, SPEAR W, AKAR JG, HELMS R, BRYSIEWICZ N, SANTUCCI P, WILBER DJ. Prospective Study of Atrial Fibrillation Termination During Ablation Guided by Automated Detection of Fractionated Electrograms. Journal Of Cardiovascular Electrophysiology 2008, 19: 613-620. PMID: 18462320, DOI: 10.1111/j.1540-8167.2008.01189.x.Peer-Reviewed Original ResearchConceptsPersistent atrial fibrillationAtrial fibrillationParoxysmal atrial fibrillationInitial AF ablationOne-year freedomRecurrent atrial arrhythmiasSingle-procedure outcomesAntiarrhythmic drug therapySelection of patientsSpontaneous atrial fibrillationSites/patientAF termination rateHigher AF termination rateAtrial fibrillation terminationAF ablationProspective studyAtrial arrhythmiasPulmonary veinsDrug therapyAdditional ablationAtrial septumProcedure outcomesPatientsAtrial electrogramsCFAE sites
2002
Effect of Electrical and Structural Remodeling on Spatiotemporal Organization in Acute and Persistent Atrial Fibrillation
AKAR JG, EVERETT TH, KOK L, MOORMAN JR, HAINES DE. Effect of Electrical and Structural Remodeling on Spatiotemporal Organization in Acute and Persistent Atrial Fibrillation. Journal Of Cardiovascular Electrophysiology 2002, 13: 1027-1034. PMID: 12435191, DOI: 10.1046/j.1540-8167.2002.01027.x.Peer-Reviewed Original ResearchMeSH KeywordsAcute DiseaseAnimalsAtrial FibrillationAtrial FunctionDisease Models, AnimalDogsElectrocardiographyElectrophysiologic Techniques, CardiacEntropyFemaleFollow-Up StudiesHeart AtriaModels, CardiovascularRecovery of FunctionRefractory Period, ElectrophysiologicalSeverity of Illness IndexStatistics as TopicTreatment OutcomeConceptsAtrial effective refractory periodPersistent atrial fibrillationAcute atrial fibrillationAtrial fibrillationStructural remodelingSinus rhythmMean atrial effective refractory periodEffective refractory periodAtrial sizeElectrical remodelingLeft atriumBasket catheterAF dogsIntracardiac echocardiographyAtrial electrogramsRefractory periodRemodelingFibrillationSpatiotemporal organizationRhythmAcuteEchocardiographyCatheterMajor roleRecovery
2001
Coexistence of type I atrial flutter and intra-atrial re-entrant tachycardia in patients with surgically corrected congenital heart disease
Akar J, Kok L, Haines D, DiMarco J, Mounsey J. Coexistence of type I atrial flutter and intra-atrial re-entrant tachycardia in patients with surgically corrected congenital heart disease. Journal Of The American College Of Cardiology 2001, 38: 377-384. PMID: 11499727, DOI: 10.1016/s0735-1097(01)01392-4.Peer-Reviewed Original ResearchConceptsIntra-atrial re-entrant tachycardiaIsthmus-dependent atrial flutterCongenital heart diseaseRe-entrant tachycardiaAtrial flutterHeart diseaseType I atrial flutterSurface electrocardiogramInferior vena cavaSlow conduction zoneRe-entrant tachyarrhythmiasLateral right atriumAtriotomy scarCoexistent arrhythmiaIART recurrenceConsecutive patientsAtrial tachyarrhythmiasProcedural complicationsSupraventricular tachyarrhythmiasFurther recurrenceSuccessful ablationRight atriumVena cavaSurgical correctionEntrainment mapping