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Trigeminal Nerve and Vestibular System: Update on Pathophysiological and Clinical Links.
Mario Faralli1, Giuseppe Santopietro2, Francesco Frati1
1ENT Department, University of Perugia, 06156 Perugia, Italy.
Audiology Research
|November 24, 2025
Summary
The vestibular and trigeminal systems have identified anatomical connections influencing various disorders. Understanding these links aids clinical assessment and treatment strategies for conditions like vestibular migraine.
Area of Science:
- Neuroscience
- Anatomy
- Otolaryngology
Background:
- The interplay between the vestibular and trigeminal systems is an active research area with identified anatomical connections.
- These connections are crucial for understanding the multifactorial etiopathogenesis of various neurological and otological disorders.
- Clinical insights into these interactions can significantly improve patient assessment and therapeutic strategies.
Purpose of the Study:
- To conduct a comprehensive literature review analyzing the anatomical and functional correlations between the trigeminal nerve and the vestibular system.
- To provide a multidisciplinary overview encompassing neurological and otological perspectives for refined clinical case management.
- To examine the embryological development of both systems and their current known interactions.
Main Methods:
- Narrative literature review.
- Identification of studies investigating the correlation between the trigeminal and vestibular systems.
- Analysis of anatomical relationships, embryological development, and clinical implications.
Main Results:
- Established anatomical connections exist between the vestibular and trigeminal systems.
- These connections are implicated in the pathophysiology of various disorders.
- The trigeminal system influences vestibular disorders (e.g., vestibular migraine), and the vestibular system may impact trigeminal conditions.
Conclusions:
- Understanding the vestibular-trigeminal axis is vital for diagnosing and managing complex head and balance disorders.
- A multidisciplinary approach involving neurologists and otologists is essential for optimal patient care.
- Further research into these interactions will refine therapeutic interventions for related conditions.
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