| Number of patients | 11 |
| Age (years) (median, range) | 56, 31-79 |
| Male gender | 11 (100%) |
| Indication for surgery | |
| Incessant VT or VPC | 11 (100%) |
| VT storm (>3 episodes/day) | 6 (55%) |
| Aborted SCD | 1 (9%) |
| Underlying heart disease | |
| HCM | 7 (64%) |
| Dilated phase of HCM | 2 (18%) |
| Idiopathic | 2 (18%) |
| LVEF (%) (average (SD)) | 49 (SD: 11) |
| LV thickness at superior LV (mm) (average (SD)) | 15 (SD: 2) |
| Number of VT morphology (average, range) | (1.46, 1-2) |
| Preoperative anti-arrhythmic drugs | 11 (100%) |
| Beta-blocker | 9 (82%) |
| Amiodarone | 7 (64%) |
| Sotalol | 5 (45%) |
| Sodium channel blocker | 3 (27%) |
| Multi-channel blocker (bepridil) | 2 (18%) |
| Preoperative ICD | 5 (45%) |
| Previous catheter ablation | 11 (100%) |
| Epicardial ablation | 4 (36%) |
| Number of sessions | 1 (N = 5), 2 (N = 4), 3 (N = 1), 5 (N = 1) |
| Complications of catheter ablation | 2 (18%) |
| Number of patients | 11 |
| Age (years) (median, range) | 56, 31-79 |
| Male gender | 11 (100%) |
| Indication for surgery | |
| Incessant VT or VPC | 11 (100%) |
| VT storm (>3 episodes/day) | 6 (55%) |
| Aborted SCD | 1 (9%) |
| Underlying heart disease | |
| HCM | 7 (64%) |
| Dilated phase of HCM | 2 (18%) |
| Idiopathic | 2 (18%) |
| LVEF (%) (average (SD)) | 49 (SD: 11) |
| LV thickness at superior LV (mm) (average (SD)) | 15 (SD: 2) |
| Number of VT morphology (average, range) | (1.46, 1-2) |
| Preoperative anti-arrhythmic drugs | 11 (100%) |
| Beta-blocker | 9 (82%) |
| Amiodarone | 7 (64%) |
| Sotalol | 5 (45%) |
| Sodium channel blocker | 3 (27%) |
| Multi-channel blocker (bepridil) | 2 (18%) |
| Preoperative ICD | 5 (45%) |
| Previous catheter ablation | 11 (100%) |
| Epicardial ablation | 4 (36%) |
| Number of sessions | 1 (N = 5), 2 (N = 4), 3 (N = 1), 5 (N = 1) |
| Complications of catheter ablation | 2 (18%) |
HCM: hypertrophic cardiomyopathy; ICD: implantable cardioverter defibrillator; LV: left ventricle; LVEF: left ventricular ejection fraction; SCD: sudden cardiac death; VPC: ventricular premature contraction; VT: ventricular tachycardia.
| Number of patients | 11 |
| Age (years) (median, range) | 56, 31-79 |
| Male gender | 11 (100%) |
| Indication for surgery | |
| Incessant VT or VPC | 11 (100%) |
| VT storm (>3 episodes/day) | 6 (55%) |
| Aborted SCD | 1 (9%) |
| Underlying heart disease | |
| HCM | 7 (64%) |
| Dilated phase of HCM | 2 (18%) |
| Idiopathic | 2 (18%) |
| LVEF (%) (average (SD)) | 49 (SD: 11) |
| LV thickness at superior LV (mm) (average (SD)) | 15 (SD: 2) |
| Number of VT morphology (average, range) | (1.46, 1-2) |
| Preoperative anti-arrhythmic drugs | 11 (100%) |
| Beta-blocker | 9 (82%) |
| Amiodarone | 7 (64%) |
| Sotalol | 5 (45%) |
| Sodium channel blocker | 3 (27%) |
| Multi-channel blocker (bepridil) | 2 (18%) |
| Preoperative ICD | 5 (45%) |
| Previous catheter ablation | 11 (100%) |
| Epicardial ablation | 4 (36%) |
| Number of sessions | 1 (N = 5), 2 (N = 4), 3 (N = 1), 5 (N = 1) |
| Complications of catheter ablation | 2 (18%) |
| Number of patients | 11 |
| Age (years) (median, range) | 56, 31-79 |
| Male gender | 11 (100%) |
| Indication for surgery | |
| Incessant VT or VPC | 11 (100%) |
| VT storm (>3 episodes/day) | 6 (55%) |
| Aborted SCD | 1 (9%) |
| Underlying heart disease | |
| HCM | 7 (64%) |
| Dilated phase of HCM | 2 (18%) |
| Idiopathic | 2 (18%) |
| LVEF (%) (average (SD)) | 49 (SD: 11) |
| LV thickness at superior LV (mm) (average (SD)) | 15 (SD: 2) |
| Number of VT morphology (average, range) | (1.46, 1-2) |
| Preoperative anti-arrhythmic drugs | 11 (100%) |
| Beta-blocker | 9 (82%) |
| Amiodarone | 7 (64%) |
| Sotalol | 5 (45%) |
| Sodium channel blocker | 3 (27%) |
| Multi-channel blocker (bepridil) | 2 (18%) |
| Preoperative ICD | 5 (45%) |
| Previous catheter ablation | 11 (100%) |
| Epicardial ablation | 4 (36%) |
| Number of sessions | 1 (N = 5), 2 (N = 4), 3 (N = 1), 5 (N = 1) |
| Complications of catheter ablation | 2 (18%) |
HCM: hypertrophic cardiomyopathy; ICD: implantable cardioverter defibrillator; LV: left ventricle; LVEF: left ventricular ejection fraction; SCD: sudden cardiac death; VPC: ventricular premature contraction; VT: ventricular tachycardia.
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