Bilateral cardiac sympathetic denervation in children with long-QT syndrome and catecholaminergic polymorphic ventricular tachycardia.

• Left cardiac sympathetic denervation is reported to reduce the rate of events in young patients with channelopathy. • Horner syndrome and recurrence can be seen after left cardiac sympatetic denervation. • Bilateral cardiac sympathetic denervation in pediatric patient, is reported as a case report. • Bilateral cardiac sympathetic denervation is a safe procedure which reduces recurrence in channelopathies.