Annals of ophthalmology
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Raeder's paratrigeminal syndrome is a disorder manifested by unilateral ptosis, miosis, intact facial sweating, and severe pain in the distribution of the ophthalmic division of the fifth nerve. It is a clinical pattern where, usually, a middle-aged male gets a severe throbbing supraorbital headache accompanied by ptosis and miosis. ⋯ Facial sweating may or may not be affected. This report describes a female with Raeder's syndrome who had unilateral facial anhibrosis.