2) Ventricular tachycardia with organic cardiac heart disease
Implantable cardioverter defibrillator (ICD treatment): used for cases of ventricular tachycardia with organic cardiac heart disease with reduced cardiac function. 
Catheter ablation (permanent therapy): used for cases of ventricular tachycardia that  frequently occur after ICD implantation or without reduced cardiac function.
Medicinal treatment (symptomatic therapy): used for cases  of ventricular tachycardia after ICD implantation or without reduced cardiac function.