How does a septal accessory pathway appear on EPS in Wolff-Parkinson-White (WPW) syndrome?

Updated: Jan 08, 2017
  • Author: Christopher R Ellis, MD, FACC, FHRS; Chief Editor: Mikhael F El-Chami, MD  more...
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Participation of a septal accessory pathway creates earliest retrograde atrial activation in the low-right atrium situated near the septum, anteriorly or posteriorly (depending on the insertion site).

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