Clinical and electrophysiological characteristics of patients with sustained ventricular tachycardia during epicardial mapping
| Patient | Age (years) | Aetiology | Vessel | Epic- PSA (ms) | Epic- CE | Endoc- RF success |
|---|---|---|---|---|---|---|
| 1 | 62 | Chagas | PV | – | – | + |
| 2 | 58 | Chagas | PV | 30 | – | + |
| 3 | 65 | MI-Inf | PV | 40 | – | – |
| 4 | 59 | CMP | IAV/PIV | 30 | – | – |
| 5 | 59 | ILVT | AIV | – | – | + |
| 6 | 42 | CMP | PV(2) | – | – | – |
| 7 | 55 | Chagas | PV | 80 | + | + |
| 8 | 71 | MI-Ant | AIV | – | – | – |
| 9 | 52 | MI-Inf | PV(2) | 40 | + | + |
| 10 | 76 | RVOT | AIV | – | – | + |
| 11 | 35 | Chagas | PIV | – | – | – |
| 12 | 29 | CMP | AIV/PIV | – | – | – |
| 13 | 42 | Chagas | PV | – | – | + |
| 14 | 47 | Chagas | PV(2) | – | – | – |
| 15 | 62 | Chagas | AIV | – | – | – |
| 16 | 71 | MI-Ant | AIV/PIV/SCV | – | – | – |
| 17 | 52 | Chagas | PV | – | – | + |
| 18 | 45 | ILVT | AIV | – | – | – |
| 19 | 71 | MI-Inf | AIV | – | – | – |
| 20 | 46 | Chagas | PV | 80 | – | + |
AIV, anterior interventricular vein; Ant, anterior; CMP, cardiomyopathy; Endoc-RF success, successful endocardial radiofrequency ablation; Epic-CE, epicardial concealed entrainment; Epic-PSA, epicardial presystolic activation; ILVT, idiopathic left ventricular tachycardia; Inf, inferior; MI, myocardial infarction; PIV, posterior interventricular vein; PV, left posterior ventricular vein; RVOT, right ventricular outflow tract tachycardia; SCV, small cardiac vein; (2), cannulation of two left ventricular posterior veins.