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Published on: February 21, 2018
Postural instability in Meniere's disease
1Department of Otolaryngology, Helsinki University Hospital, Helsinki, Finland. mari.havia@kolumbus.fi
Abstract:
In order to characterize the postural instability by duration of Meniere's disease (MD) we present the results of 180 MD patients tested on posturography. The duration of the disease varied from 4 weeks to 36 years. The patients were clinically examined and they had filled a questionnaire concerning their symptoms. Postural instability was examined by a force platform posturography and the results are expressed as sway velocities (SV). There was no statistically significant difference in the mean SV between groups of different duration of MD. The number of the patients with normal eyes open SV declined by duration of the illness from 73% to 38% but the decline was not statistically significant. The mean age in the different duration groups of MD varied from 47 to 61 years. In general 58% of the patients had their eyes open SV in normal range and 55% when measured eyes closed. When examining the SV between the 4 different hearing stages of MD we found that those belonging into the group III (pure tone average [PTA] 41-70 dB) had significantly higher eyes open and eyes closed SV's than the patients in the group I (PTA under 25 dB).
Insights
Postural instability in Meniere
Area of Science:
- Neurology
- Otolaryngology
- Biomedical Engineering
Background:
- Meniere's disease (MD) is a disorder of the inner ear affecting balance and hearing.
- Postural instability is a common symptom in MD, but its relationship with disease duration is not fully understood.
Purpose of the Study:
- To investigate the association between the duration of Meniere's disease and postural instability.
- To evaluate postural sway in MD patients using posturography.
Main Methods:
- 180 Meniere's disease patients underwent clinical examination and symptom questionnaires.
- Postural instability was assessed using force platform posturography, measuring sway velocities (SV).
- Patients were grouped by disease duration and hearing loss severity (pure tone average - PTA).
Main Results:
- No statistically significant difference in mean sway velocity (SV) was found across different Meniere's disease durations.
- A non-significant trend showed a decline in normal eyes-open SV from 73% to 38% with increasing disease duration.
- Patients with moderate hearing loss (PTA 41-70 dB) exhibited significantly higher SV (eyes open and closed) compared to those with mild hearing loss (PTA < 25 dB).
Conclusions:
- Disease duration does not appear to significantly impact overall sway velocity in Meniere's disease patients.
- Hearing loss severity, specifically moderate impairment, is associated with greater postural instability in Meniere's disease.
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