Negative lead I P waves during anteroseptal accessory pathway orthodromic reciprocating tachycardia.
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.
Shah
D C
DC
CHU de Bordeaux, Hôpital Cardiologique du Haut-Lévêque, Bordeaux-Pessac, France.
Jaïs
P
P
Haïssaguerre
M
M
Takahashi
A
A
Clémenty
J
J
D000328:Adult; D017115:Catheter Ablation; D003937:Diagnosis, Differential; D004562:Electrocardiography; D005260:Female; D006801:Humans; D008297:Male; D013611:Tachycardia, Atrioventricular Nodal Reentry / Q000175:diagnosis; D013614:Tachycardia, Paroxysmal / Q000175:diagnosis / Q000503:physiopathology* / Q000601:surgery