The ablation helped though, flutter was gone, vagal sensitivity was gone and eventually with the help of 80 mg a day (
CR) of
Coreg, plus digoxin, ACE inhibitor, diuretic and more... my hard rate settled down into the 70's and my ejection fraction improved to 60%! Awesome.
But 6 months ago started developing asthma symptoms, heart behaving worse, now my average rate is 120 and my local EP is recommending "ablate and pace" with a dual-chamber device.