What is the role of preexcitation in the etiology of 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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Answer

Preexcitation can be surgically created, as in certain types of Bjork modifications of the Fontan procedure, if atrial tissue is flapped onto and sutured to ventricular tissue. Certain tumors of the AV ring, such as rhabdomyomas, may also cause preexcitation.


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