In patients with Tetralogy of Fallot and an indication for primary prevention ICD (NSVT, induced VT during EPS, or Low LVEF), should pulmonary valve interventions be offered PRIOR to ICD to assess if improvement in VT burden/EF?

In patients with Tetralogy of Fallot and an indication for primary prevention ICD (NSVT, induced VT during EPS, or low LVEF), should pulmonary valve interventions be offered prior to ICD implantation to assess improvement in VT burden or LVEF?

• Proceed with ICD implantation first
• Perform pulmonary valve interventions and optimize medical therapy first, then recheck LVEF/Holter results before deciding on ICD implantation
• Other