Vestibular schwannomas usually originate in the internal acoustic meatus, and gradually extends into the cerebellopontine cistern. Invasive growth into the petrous bone is extremely rare. We describe a case of… Click to show full abstract
Vestibular schwannomas usually originate in the internal acoustic meatus, and gradually extends into the cerebellopontine cistern. Invasive growth into the petrous bone is extremely rare. We describe a case of a vestibular schwannoma that aggressively extended into the petrous bone and extracranial space. This may have arisen because of an unusually peripheral site of origin on the vestibular nerve.
               
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