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Negative lead I P waves during anteroseptal accessory pathway orthodromic reciprocating tachycardia
D C Shah1, P Jaïs, M Haïssaguerre
1CHU de Bordeaux, Hôpital Cardiologique du Haut-Lévêque, Bordeaux-Pessac, France.
The American Journal of Cardiology
|July 15, 1997
Abstract:
Although a negative retrograde P wave in lead I during orthodromic reciprocating tachycardia is thought to indicate a left free wall accessory pathway, we describe similar negative P waves in lead I during orthodromic reciprocating tachycardia through anteroseptally situated accessory pathways.