Oculomotor Palsy after Flow Diverter Treatment for Paraclinoid Aneurysm: Case Report and Literature Review

Oculomotor nerve palsy caused by flow diverter coverage of small internal carotid artery branches supplying the cranial nerves may be an under-recognized complication and warrants clinical attention. A review of the literature suggested an approximately 3% incidence of this complication, and we discussed the pathomechanism of the cranial nerve palsy caused by flow diverter treatment.