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vestibular schwannoma

 

Definition: a benign but life-threatening tumor arising from Schwann cells, usually of the vestibular division of the eighth cranial nerve in early stage; produces hearing loss, tinnitus, and vestibular disturbances and in late stages cerebellar, brainstem, and other cranial nerve signs and increased intracranial pressure.

Synonym(s): acoustic neurinoma, acoustic neuroma, acoustic schwannoma, acoustic tumor, cerebellopontine angle tumor, eighth nerve tumor

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© Copyright 2017 Wolters Kluwer. All Rights Reserved. Review Date: Sep 19, 2016.
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