Abstract
Oculomotor Paresis with Cyclic Spasms (OPCS) is a rare disorder characterized by periodic paralysis alternating with spasms of complete or partial ocular muscles innervated by the third nerve.
Highlights
Oculomotor Paresis with Cyclic Spasms (OPCS) is a rare disorder characterized by periodic paralysis alternating with spasms of complete or partial ocular muscles innervated by the third nerve
Four patients displayed unilateral ptosis, mydriasis, light response weakened, and the first three patients displayed exotropia in the paretic phase. They presented ipsilateral eyelid elevation, which was comparable to the contralateral lid in patient #1& #4 and over-elevated in #2 & #3, miosis, and the globe wandered to middle position or esotropia
The paretic phase of patient #4 lasts approximately 30 minutes. Her symptom was present at the age of 63, that is, 6 years after radiation therapy for suprasellar meningoma
Summary
Oculomotor Paresis with Cyclic Spasms: Description of Four Cases and Hypothesis of the Mechanism.
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