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Table 5 Results of idiopathic VT ablation

From: Radiofrequency catheter ablation of ventricular tachycardia in pediatric patients

 

Idiopathic LV

Idiopathic RV

Total

Number of patients undergoing:

 1 procedure

17

3

20

 2 procedures

4

1

5

 3 procedures

1

0

1

Acute procedure success, n (%)

23/28 (82.1%)

5/5 (100%)

28/33 (84.8%)

Long-term success, n (%)

21/22 (95.5%)

4/4 (100%)

25/26 (96.2%)

Recurrence of VT (interval range)

 Early and transient

0

1 (2 h)

1

 Late

3 (3-137 months)

1 (17 months)

4

Complications

   

 Transient complete RBBB

2

0

2

 Transient arrhythmia

1*

0

1

 Valve regurgitation

1†

0

1

  1. RV Right ventricle; LV left ventricle; RBBB right bundle branch block
  2. *Ventricular flutter, Torsades de pointes during RFCA
  3. Aortic valve regurgitation (Grade II-III)