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Probabilities of Isolated and Co-Occurring Vestibular Disorder Symptom Clusters Identified Using the Dizziness
Claire E Murphy1, Richard A Roberts1, Erin M Picou1
1Department of Hearing and Speech Sciences, Vanderbilt University Medical Center, Nashville, Tennessee, USA.
Ear and Hearing
|January 30, 2024
Summary
Many patients experience multiple vestibular disorders simultaneously. This study found that 28% of patients reported co-occurring vestibular disorders, highlighting the need for comprehensive diagnostic tools.
Area of Science:
- Neurology
- Otolaryngology
- Medical Diagnostics
Background:
- Dizziness is a common medical complaint.
- Patients often present with multiple, simultaneous vestibular disorders.
- Identifying co-occurring disorders can improve patient outcomes and reduce healthcare costs.
Purpose of the Study:
- To determine the probability of patients presenting with isolated or co-occurring vestibular disorders.
- To assess the utility of the dizziness symptom profile in identifying these conditions.
Main Methods:
- Retrospective analysis of 617 patients undergoing vestibular function testing.
- Utilized the dizziness symptom profile, a validated self-report measure.
- Employed a Bayesian framework to analyze self-report data for symptom clusters.
Main Results:
- 42% reported symptoms not matching any single disorder.
- Co-occurring disorders (28%) were nearly as common as isolated disorders (30%).
- Benign paroxysmal positional vertigo and vestibular migraine were most common in isolation; their combination was the most frequent co-occurrence.
Conclusions:
- A significant portion of patients exhibit symptoms of multiple vestibular disorders.
- The dizziness symptom profile effectively identifies symptom clusters for isolated and co-occurring conditions.
- Findings support the use of this tool for improved clinical assessment and management.
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