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A Unified Methodological Framework for Vestibular Schwannoma Research
Published on: June 20, 2017
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Facial nerve schwannomas presenting with vestibular dysfunction: a case series
Niels West1, Hjalte Sass2, Martin Nue Møller2
1Department of Otorhinolaryngology Head & Neck Surgery and Audiology, Rigshospitalet, University Hospital of Copenhagen, Blegdamsvej 9, DK-2100, Copenhagen Ø, Denmark. westniels@gmail.com.
Acta Neurochirurgica
|October 30, 2018
Summary
Facial nerve schwannomas (FS) can mimic vestibular schwannomas (VS) and impair vestibular function. Audiovestibular evaluation is crucial for diagnosing FS and guiding treatment, similar to VS management.
Area of Science:
- Neuro-otology
- Neurosurgery
- Vestibular diagnostics
Background:
- Facial nerve schwannomas (FS) can present symptoms similar to vestibular schwannomas (VS).
- Distinguishing FS from VS on MRI can be challenging.
- Previous research has not focused on vestibular function in FS patients.
Observation:
- This study examined three cases of facial nerve schwannomas.
- Vestibular dysfunction was assessed using caloric testing, video head impulse testing (VHIT), and vestibular evoked myogenic potentials (VEMPs).
Findings:
- All three patients with FS exhibited significant vestibular dysfunction.
- The vestibular tests revealed considerable impairment in all participants.
Implications:
- Audiovestibular evaluation provides critical information for managing facial nerve schwannomas.
- Similar to vestibular schwannomas, facial nerve schwannomas warrant pre-intervention vestibular testing.
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