Cysticercosis: unusual neuro-ophthalmologic signs.

Abstract

Papilledema and pretectal signs are the usual neuro-ophthalmological manifestations of cysticercosis. The following patients with severe posterior fossa involvement exhibited uncommon signs of bilateral fourth nerve palsy, facial myokymia, upbeat nystagmus, periodic alternating nystagmus, and rhythmic oculopalatal myoclonus.