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Updated: Aug 18, 2025
09:30
Behavioral Assessment of the Aging Mouse Vestibular System
Published on: July 11, 2014
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Vestibular and cochlear dysfunction in aging: Two sides of the same coin?
Cátia Azevedo1, Sérgio Vilarinho1, Ana Sousa Menezes1
1Department of Otorhinolaryngology-Head and Neck Surgery Hospital de Braga Braga Portugal.
World Journal of Otorhinolaryngology - Head and Neck Surgery
|December 7, 2022
Summary
Elderly individuals often experience age-related vestibular dysfunction, linked to hearing loss. Vestibular testing is crucial for diagnosing and preventing adverse outcomes in those with hearing impairment.
Area of Science:
- Otolaryngology
- Geriatrics
- Neuroscience
Background:
- Nonspecific complaints of hearing loss, vertigo, and imbalance are common in the elderly.
- These symptoms significantly impact morbidity and mortality in older adults.
- The etiology of these nonspecific complaints is often undefined.
Purpose of the Study:
- To determine if age-related vestibular dysfunction exists in the elderly.
- To investigate the association between vestibular dysfunction and presbycusis (age-related hearing loss).
Main Methods:
- Retrospective analytical cross-sectional study of 80 patients with nonspecific vestibular complaints.
- Patients underwent videonystagmography and complete audiometric evaluation.
- Participants were divided into two age groups: >60 years (group A) and 18-50 years (group B).
Main Results:
- A statistically significant difference in bilateral vestibular weakness prevalence between groups (22.5% in group A vs. 5% in group B).
- Increased age (>60 years) negatively correlated with mean total caloric response.
- Significant negative correlation found between high-frequency bone conduction thresholds and total caloric responses in older adults.
Conclusions:
- A complete vestibular study is essential for patients with hearing loss.
- Diagnosing vestibular disorders aids in preventing adverse outcomes.
- Age-related vestibular dysfunction is prevalent and associated with hearing loss.
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