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[Right accessory pathway simulating a nodo-ventricular pathway: an electrophysiologic study and intraoperative
A Natale1, F Alessandrini, F Biscione
1Istituto di Cardiologia e Cardiochirurgia, Università Cattolica del S. Coure, Roma.
Summary
This study details a rare case of nodoventricular accessory pathway (Mahaim fiber) causing wide QRS tachycardia. Successful treatment involved epicardial fat pad dissection, confirming Mahaim fibers as right accessory pathways with decremental properties.
Area of Science:
- Cardiology
- Electrophysiology
- Cardiac Surgery
Background:
- Wide QRS tachycardia and syncope can indicate accessory pathway involvement.
- Nodoventricular accessory pathways, or Mahaim fibers, are uncommon causes of supraventricular tachycardia.