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Published in: Acta Neurochirurgica 1/2024

01-12-2024 | Vestibular Schwannoma | How I Do it

How I do it: hearing preservation in large vestibular schwannomas using vestibular nerve fiber preservation technique

Authors: Omaditya Khanna, Elizabeth Hogan, Reinier Alvarez, A. Samy Youssef

Published in: Acta Neurochirurgica | Issue 1/2024

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Abstract

Background

To improve hearing function after resection of large vestibular schwannomas, we describe a strategy of vestibular-nerve-fiber preservation. Anatomical considerations and stepwise dissection are described.

Method

Steps include locating the vestibular nerve at the brainstem and identifying a dissection plane between nerve fibers and tumor capsule. Using this plane to mobilize and resect tumor reduced manipulation and maintained vascularity of underlying cochlear and facial nerves.

Conclusion

Preservation of hearing function is feasible in large vestibular schwannomas with vestibular-nerve-fiber preservation. Reducing manipulation and ischemic injury of underlying cochlear and facial nerves thereby helped facilitate hearing preservation, even in large tumors.
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Literature
3.
go back to reference Macielak RJ, Wallerius KP, Lawlor SK, Lohse CM, Marinelli JP, Neff BA, Van Gompel JJ, Driscoll CLW, Link MJ, Carlson ML (2021) Defining clinically significant tumor size in vestibular schwannoma to inform timing of microsurgery during wait-and-scan management: moving beyond minimum detectable growth. J Neurosurg:1–9. https://doi.org/10.3171/2021.4.JNS21465 Macielak RJ, Wallerius KP, Lawlor SK, Lohse CM, Marinelli JP, Neff BA, Van Gompel JJ, Driscoll CLW, Link MJ, Carlson ML (2021) Defining clinically significant tumor size in vestibular schwannoma to inform timing of microsurgery during wait-and-scan management: moving beyond minimum detectable growth. J Neurosurg:1–9. https://​doi.​org/​10.​3171/​2021.​4.​JNS21465
Metadata
Title
How I do it: hearing preservation in large vestibular schwannomas using vestibular nerve fiber preservation technique
Authors
Omaditya Khanna
Elizabeth Hogan
Reinier Alvarez
A. Samy Youssef
Publication date
01-12-2024
Publisher
Springer Vienna
Published in
Acta Neurochirurgica / Issue 1/2024
Print ISSN: 0001-6268
Electronic ISSN: 0942-0940
DOI
https://doi.org/10.1007/s00701-024-05998-z

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