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contentuptodate· Content· item f18_23_18805
©2013 UpToDate ® Print Email Sinus rhythm radiofrequency ablation of accessory pathway The 12 lead ECG of a patient with Wolff-Parkinson-White who underwent a successful radiofrequency ablation of an accessory pathway shows a normal PR interval (*), no delta wave, and QRS complexes that are normal. Courtesy of Martin Burke, DO.