Average age (years) |
64.3 |
Male |
67.4% |
Left atrial diameter, avg (mm) |
44.3 |
Index AF ablations
Preplanned VOM
Ad hoc VOM
Standard lesion set only
SVC ablation/isolation
Additional arrhythmias (AVNRT, atypical flutter)
Non-PV triggers disclosed and ablated
Extension of PWI to CS
|
90
74% (67: 1 pAF, 52 persAF, 14 LSPAF)
26% (23: 14 pAF, 9 persAF)
88% (79)
5.6% (5)
3.3% (3)
1.1% (1)
2.2% (2)
|
Redo Procedures
1 prior; 2 prior; 3 prior
Preplanned VOM
Ad hoc VOM
Permanent PVI upon initial mapping
Standard lesion set only
SVC ablation/isolation
Additional arrhythmias (AVNRT, atypical flutter)
Non-PV triggers disclosed and ablated
Extension of PWI to CS
|
39
32; 5; 2
95% (37: 7 pAF, 28 persAF, 2 LSPAF)
5.1% (2: 1 pAF, 1 persAF)
56% (22)
23% (9)
69% (27)
18% (7)
5.1% (2)
7.6% (3)
|
VOM ethanol infusion success
2019-2020 success
2022 success
|
90%
76%
100%
|
Reasons for VOM Ethanol failure
CS could not be cannulated
Left persistent SVC
Wire perforation
Incorrect vein targeted
VOM could not be cannulated
VOM not identified
|
9.3% (12)
1
1
1
2
3
4
|
VOM Dissection |
8.5% |
VOM Perforation |
1.6% |
Fluoroscopy, avg (min)
2019-2020
2022
|
18.8
34.6
10.5
|