8D8A.1/G90 Horner syndrome



Horner Syndrome is caused by damage to the sympathetic nervous system which can be caused by trauma, cervical disc disease, vascular disease, or tumors.


Horner Syndrome is diagnosed by a physical exam, medical history, and other diagnostic tests such as MRI or CT scans.

Differential diagnosis

Differential diagnosis for Horner Syndrome includes cranial nerve palsy, carotid artery dissection, and cluster headache.


Treatment for Horner Syndrome may include medications, physical therapy, and/or surgery.


The prognosis for Horner Syndrome depends on the severity of the underlying condition and the treatment received. In most cases, the prognosis is good with treatment.

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DISCLAIMER: Please note that all explAInations are generated by AI and are not fact checked by a medical professional. ICD ExplAIned do not assume liability for any injuries or harm based on the use of this medical information.