of arrhythmias of flutter= 68% protocols, atrial of varying at 100 J particularly w/ flutter duration. c) AF of >30 d AF of longer duration, duration. shocks of <200 J = 6.1% d) AF >180 d= 2.2% at 200 J Wazni 108 Consecutive PV-LAJ Preablation proof of N/A W/in the first 8 N/A N/A N/A Isolating of all 2003 pts w/ disconnection both atrial flutter and wk after 4 pulmonary (203) study documented combined w/ AF on ECG, 1 ablation, 32 of vs. is symptomatic CTI ablation documented episode the group 2 challenging. AF and typical (group 1, of typical atrial flutter pts had typical atrial flutter n=49) or while not on atrial flutter No f/u beyond were antiarrhythmics documented, 1 y. randomly disconnection whereas none assigned to alone was seen in atrial have PV-LAJ group 1. junction disconnection Twenty of combined w/ these 32 CTI ablation converted to and (group 1, sinus rhythm n=49) or after initiating AADs. Twelve isthmus disconnection were ablation alone (group cardioverted, vs. 2, n=59). and AADs were started. After 8 wk, all atrial AADs were junction stopped, and only 3 pts continued to alone in have recurrent pts sustained typical atrial w/ flutter that typical was atrial eliminated by flutter CTI ablation. and AF. Beyond 8 wk of f/u, 7 pts in group 1 and 6 pts in group 2 (14% and 11%, continued to
of atrial of flutter arrhythmias of varying duration. flutter= 68% at 100 J c) AF of >30 d duration, shocks of <200 J = 6.1% d) AF >180 d= 2.2% at 200 J protocols, particularly w/ AF of longer duration. Wazni 2003 (203) study atrial junction and isthmus ablation vs. atrial junction alone in pts w/ typical atrial flutter and AF. 108 Consecutive pts w/ documented symptomatic AF and typical atrial flutter were randomly assigned to have PV-LAJ disconnection combined w/ CTI ablation (group 1, n=49) or disconnection alone (group 2, n=59). PV-LAJ disconnection combined w/ CTI ablation (group 1, n=49) or disconnection alone Preablation proof of both atrial flutter and AF on ECG, 1 documented episode of typical atrial flutter while not on antiarrhythmics N/A W/in the first 8 wk after ablation, 32 of the group 2 pts had typical atrial flutter documented, whereas none was seen in group 1. Twenty of these 32 converted to sinus rhythm after initiating AADs. Twelve were cardioverted, and AADs were started. After 8 wk, all AADs were stopped, and only 3 pts continued to have recurrent sustained typical atrial flutter that was eliminated by CTI ablation. Beyond 8 wk of f/u, 7 pts in group 1 and 6 pts in group 2 (14% and 11%, continued to N/A N/A N/A Isolating of all 4 pulmonary vs. is challenging. No f/u beyond 1 y.
2015_SVT_Evidence_Tables_Data_Supplement.docx