title: Unexpected AV block during cavotricuspid isthmus ablation.
authors.affiliation: Division of Cardiology, Department of Medicine, University of Western Ontario, London Health Sciences Center, 339 Windermere Road, London, Ontario, Canada N6A 5A5.
authors.forename: Emoke
authors.initials: E
authors.lastname: Posan
authors.forename: Allan C
authors.initials: AC
authors.lastname: Skanes
authors.forename: Lorne J
authors.initials: LJ
authors.lastname: Gula
authors.forename: George J
authors.initials: GJ
authors.lastname: Klein
authors.forename: Raymond
authors.initials: R
authors.lastname: Yee
authors.forename: Andrew D
authors.initials: AD
authors.lastname: Krahn
mesh_terms: D001281:Atrial Fibrillation / Q000503:physiopathology / Q000601:surgery*; D001282:Atrial Flutter / Q000503:physiopathology / Q000601:surgery*; D001283:Atrioventricular Node / Q000503:physiopathology; D017115:Catheter Ablation / Q000009:adverse effects*; D004562:Electrocardiography; D006327:Heart Block / Q000209:etiology*; D006801:Humans; D008297:Male; D008875:Middle Aged; D014261:Tricuspid Valve / Q000601:surgery*