Causes Of Horner Syndrome
Migraines And Cluster Headaches
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Migraines and cluster headaches are also known to cause Horner syndrome. Some research suggests headaches could involve effects on the sympathetic pathways. Available information comes from several case reports.
In a 2001 assessment, cluster headaches were assumed to be the cause of permanent Horner's syndrome in seven patients. Based on additional information, however, the patients may have suffered lesions to the sympathetic pathways. A 2005 case report revealed a Horner syndrome male patient suffered from severe headaches prior to developing ptosis, thus leading to anisocoria. Headaches are also presented with Horner syndrome in a newer case report from 2016. The sixty-one-year-old male patient suffered ptosis and miosis in the left eye.
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