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Recurrent peripheral vestibulopathy: Is MRI useful for the diagnosis of endolymphatic hydrops in clinical practice?

Arnaud Attyé1, G Dumas, I Troprès

  • 1Department of Neuroradiology and MRI, University Hospital of Grenoble, IFR1, Grenoble, France, aattye@chu-grenoble.fr.

European Radiology
|March 31, 2015
PubMed
Abstract

Insights

Magnetic Resonance Imaging (MRI) can detect endolymphatic hydrops (EH) in some patients with recurrent peripheral vestibulopathy (RPV). This suggests RPV and Meniere's disease may share similar causes, aiding diagnosis and treatment.

Area of Science:

  • Inner ear disorders
  • Neurotology
  • Diagnostic imaging

Background:

  • Recurrent peripheral vestibulopathy (RPV) is a common condition with an unclear etiology.
  • Endolymphatic hydrops (EH) is a key feature of Meniere's disease (MD).
  • Advances in MRI offer new insights into inner ear pathologies.

Purpose of the Study:

  • To investigate the prevalence of EH in RPV patients.
  • To compare EH findings in RPV with those in MD.
  • To explore potential shared pathophysiological mechanisms.

Main Methods:

  • 132 patients (64 RPV, 68 MD) underwent MRI 4 hours after gadoteric acid injection.
  • Two radiologists retrospectively assessed EH prevalence and location.
  • Patients were graded 1-4 based on hydrops extent and laterality.

Main Results:

  • EH was identified in 31/64 RPV patients and 61/68 MD patients.
  • A significant difference in EH prevalence was observed between RPV and MD groups (p≤0.01).
  • The MD group showed a higher average number of hydrops localizations (p≤0.01).

Conclusions:

  • MRI can detect EH in a subset of RPV patients.
  • Findings suggest a potential shared pathophysiological basis between RPV and MD.
  • Delayed-acquisition MRI is valuable for RPV assessment and may inform treatment strategies.

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