2013
Evaluation of current algorithms for segmentation of scar tissue from late Gadolinium enhancement cardiovascular magnetic resonance of the left atrium: an open-access grand challenge
Karim R, Housden RJ, Balasubramaniam M, Chen Z, Perry D, Uddin A, Al-Beyatti Y, Palkhi E, Acheampong P, Obom S, Hennemuth A, Lu Y, Bai W, Shi W, Gao Y, Peitgen HO, Radau P, Razavi R, Tannenbaum A, Rueckert D, Cates J, Schaeffter T, Peters D, MacLeod R, Rhode K. Evaluation of current algorithms for segmentation of scar tissue from late Gadolinium enhancement cardiovascular magnetic resonance of the left atrium: an open-access grand challenge. Journal Of Cardiovascular Magnetic Resonance 2013, 15: 105. PMID: 24359544, PMCID: PMC3878126, DOI: 10.1186/1532-429x-15-105.Peer-Reviewed Original ResearchConceptsRadio-frequency catheter ablationAtrial fibrillationTreatment of AFEnhancement cardiovascular magnetic resonance imagingLate gadolinium enhancement cardiovascular magnetic resonanceReference standardEnhancement cardiovascular magnetic resonanceCardiovascular magnetic resonance imagingPost-ablation imagesRegions of fibrosisAssessment of treatmentCardiovascular magnetic resonanceMagnetic resonance imagingPost-ablation imagingLA fibrosisCatheter ablationLGE CMR imagesCMR imagesLeft atriumTreatment stratificationScar tissueResonance imagingFibrosisStandardised evaluationKing's College London
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