2013
Relationship of Ostial Pulmonary Vein Scar with Reduction in Pulmonary Vein Size after Radiofrequency Ablation for the Treatment of Atrial Fibrillation: An Observational Cohort Study.
Hauser TH, Peters DC, Wylie MV, Lau C, Josephson ME, Manning WJ. Relationship of Ostial Pulmonary Vein Scar with Reduction in Pulmonary Vein Size after Radiofrequency Ablation for the Treatment of Atrial Fibrillation: An Observational Cohort Study. Journal Of Atrial Fibrillation And Electrophysiology 2013, 5: 788. PMID: 28496832, PMCID: PMC5153178, DOI: 10.4022/jafib.788.Peer-Reviewed Original ResearchPulmonary veinsCardiovascular magnetic resonanceRF ablationAtrial fibrillationPV diameterCross-sectional areaLate gadolinium enhancement cardiovascular magnetic resonanceEnhancement cardiovascular magnetic resonancePulmonary vein sizeObservational cohort studyTreatment of AFRadiofrequency ablation proceduresAF ablationCohort studyPV ostiaHighest quartileStudy cohortConsecutive subjectsRadiofrequency ablationLeft atriumAblation proceduresVein sizeLGE scarGreater reductionScar volume
2008
Left atrial function and scar after catheter ablation of atrial fibrillation
Wylie JV, Peters DC, Essebag V, Manning WJ, Josephson ME, Hauser TH. Left atrial function and scar after catheter ablation of atrial fibrillation. Heart Rhythm 2008, 5: 656-662. PMID: 18452866, DOI: 10.1016/j.hrthm.2008.02.008.Peer-Reviewed Original ResearchConceptsAtrial systolic functionLA ejection fractionAtrial fibrillationCatheter ablationEjection fractionRadiofrequency ablationLeft atriumAF ablationSystolic functionLA functionCircumferential pulmonary vein isolationMaximum RA volumeRA ejection fractionCardiovascular magnetic resonance imagingPulmonary vein isolationLA scarPersistent atrial fibrillationMaximum LA volumeCine CMR imagingScar volumeMagnetic resonance imagingThromboembolic riskAtrial functionVein isolationConsecutive patients
2007
Detection of Pulmonary Vein and Left Atrial Scar after Catheter Ablation with Three-dimensional Navigator-gated Delayed Enhancement MR Imaging: Initial Experience
Peters DC, Wylie JV, Hauser TH, Kissinger KV, Botnar RM, Essebag V, Josephson ME, Manning WJ. Detection of Pulmonary Vein and Left Atrial Scar after Catheter Ablation with Three-dimensional Navigator-gated Delayed Enhancement MR Imaging: Initial Experience. Radiology 2007, 243: 690-5. PMID: 17517928, DOI: 10.1148/radiol.2433060417.Peer-Reviewed Original ResearchConceptsPulmonary veinsLeft atriumEnhancement MR imagingLeft inferior pulmonary veinMR imagingInferior pulmonary veinEnhancement magnetic resonance imagingLocal institutional review boardUnpaired t-testMagnetic resonance imagingInstitutional review boardIsolation therapyCatheter ablationAtrial fibrillationRadiofrequency ablationInteratrial septumAtrial wallEnhancement patternPatientsInitial experienceAtrial scarResonance imagingRF ablationMR imaging methodsInformed consent