P497Successful radiofrequency catheter ablation of sustained persistent focal atrial tachycardia originating from left inter-PV carina during pregnancy. (20th June 2017) - Chasnoits, A.; Barsukevich, V.; Kovalenko, O.; Goncharik, D.; Rachok, S.; Plaschinskaya, L.; Savchenko, A.; Persidskikh, Y.; Mrochek, A.