A Case of Permanent CN VI Palsy Following Carotid-Cavernous Fistula Embolization

Cranial nerve (CN) palsy following carotid-cavernous fistula (CCF) embolization is a rare complication that is not frequently described in the literature. Diplopia secondary to CN palsies that precede intervention is the more common clinical finding. Only a handful of cases of ophthalmoplegia after CCF embolization have been described. In a majority of these cases the CN palsy, and therefore the patient's diplopia, are transient