Mapping of Vestibular Centers Activation Using fMRI in Patients With Vestibular Schwannoma

NCT ID: NCT07130851

Last Updated: 2025-08-19

Study Results

Results pending

The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.

Basic Information

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Recruitment Status

ACTIVE_NOT_RECRUITING

Clinical Phase

NA

Total Enrollment

40 participants

Study Classification

INTERVENTIONAL

Study Start Date

2025-06-01

Study Completion Date

2027-06-01

Brief Summary

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The goal of this clinical trial is to visualize the possible activation of vestibular centers in the brain using in patiens with unilateral vestibular damage, specifically in patients after vestibular schwannoma surgery.

The main questions it aims to answer are:

1. Is there a difference in the proces sof activation of vestibular centers in patients with unilateral vestibular disorder and healthy subjects.
2. Are we able to effect this activation with our postoperative treatment? Researchers will compare the obtained results between patients with unilateral vestibular disorder and healthy controls.

Participants will be asked to fill out the set of questionaires, to undergo clinical objective vestibular examnation and examination in magnetic resonance.

Detailed Description

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Conditions

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Vestibular Schwannoma Unilateral Vestibular Deficit Healthy

Study Design

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Allocation Method

NON_RANDOMIZED

Intervention Model

PARALLEL

Primary Study Purpose

TREATMENT

Blinding Strategy

NONE

Study Groups

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Vetibular schwannoma patients

Patients with vestibular schwannoma undergoing surgical removal of the tumor one day before the surgery: objective methods videoHead Impulse test, cervical vestibular evoked myogenic potentials, air calorics, clinical otoneurologic examination, functional magnetic resonance subjective methods: questionnaires (DHI,..) one week after the surgery: objective methods videoHead Impulse test, clinical otoneurologic examination, functional magnetic resonance subjective methods: questionnaires (DHI,..)

Group Type EXPERIMENTAL

vestibular schwannoma resection

Intervention Type PROCEDURE

Vestibular schwannoma resection leads to partial or combined acute unilateral peripheral or combined vestibular lesion.The organism responds with the process of central vestibular compensation.

Healthy controls

The healty patients without the history of vestibular disorder. objective methods videoHead Impulse test, cervical vestibular evoked myogenic potentials, functional magnetic resonance subjective methods: questionnaires (DHI,..)

Group Type NO_INTERVENTION

No interventions assigned to this group

Interventions

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vestibular schwannoma resection

Vestibular schwannoma resection leads to partial or combined acute unilateral peripheral or combined vestibular lesion.The organism responds with the process of central vestibular compensation.

Intervention Type PROCEDURE

Eligibility Criteria

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Inclusion Criteria

* vestibular schwannoma

Exclusion Criteria

* claustrophobia, visual impairment
Minimum Eligible Age

18 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

Yes

Sponsors

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Marketa Bonaventurova

OTHER

Sponsor Role lead

Responsible Party

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Marketa Bonaventurova

MD

Responsibility Role SPONSOR_INVESTIGATOR

Locations

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Department of Otorhinolaryngology and Head and Neck Surgery, 1st Medical Faculty Charles University and University Hospital Motol

Prague, , Czechia

Site Status

Countries

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Czechia

References

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Hufner K, Stephan T, Hamilton DA, Kalla R, Glasauer S, Strupp M, Brandt T. Gray-matter atrophy after chronic complete unilateral vestibular deafferentation. Ann N Y Acad Sci. 2009 May;1164:383-5. doi: 10.1111/j.1749-6632.2008.03719.x.

Reference Type BACKGROUND
PMID: 19645932 (View on PubMed)

Helmchen C, Klinkenstein JC, Kruger A, Gliemroth J, Mohr C, Sander T. Structural brain changes following peripheral vestibulo-cochlear lesion may indicate multisensory compensation. J Neurol Neurosurg Psychiatry. 2011 Mar;82(3):309-16. doi: 10.1136/jnnp.2010.204925. Epub 2010 Aug 27.

Reference Type BACKGROUND
PMID: 20802221 (View on PubMed)

Other Identifiers

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EK-279.4/24

Identifier Type: -

Identifier Source: org_study_id

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