Accessory neuropathy

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Medical Definition of Accessory neuropathy

Accessory neuropathy: A disease of the accessory nerve, paralysis of which prevents rotation of the head away from one or both sides and causes the shoulder to droop. Damage can be confined to the accessory nerve, or it may also involve the ninth and tenth cranial nerves, which exit the skull through the same opening.


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Reviewed on 7/1/2016

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