Asymptomatic Caucasian male with spontaneous Type 1 Brugada electrocardiographic Pattern. Anything else?

Reason for the consultation: preoperative evaluation for nasal septum deviation surgery.
A 38-year-old Caucasian asymptomatic male. Recent complete check-up was absolutely normal.
He has a family history of sudden death in young first degree relative. His brother had sudden death at 23 years at rest.