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Elevated bone conduction thresholds associated with middle ear fluid in adults.
International Journal of Pediatric Otorhinolaryngology
|November 1, 1983
Summary
Serous otitis media can cause temporary shifts in bone conduction hearing thresholds. Myringotomy and fluid aspiration effectively improved these thresholds in adult and pediatric patients.
Area of Science:
- Otolaryngology
- Audiology
- Pediatric Medicine
Background:
- Conflicting data exists on serous otitis media's effects on sensorineural function.
- Longitudinal studies show fluctuations in bone and air conduction thresholds in otitis media patients.
Purpose of the Study:
- To investigate the impact of serous otitis media on hearing thresholds.
- To evaluate the effectiveness of myringotomy in resolving hearing loss associated with middle ear fluid.
Main Methods:
- Comprehensive otologic, audiologic, and tympanometric evaluations were performed on 30 adult patients.
- Myringotomies were conducted after medical management failed to clear middle ear fluid.
- Pre- and postmyringotomy audiograms were analyzed.
Main Results:
- Middle ear fluid was found to cause artifactual shifts in bone conduction thresholds.
- These shifts were observed in both adult and pediatric populations.
- Myringotomy with fluid aspiration led to significant improvement in bone conduction thresholds.
Conclusions:
- Serous otitis media can lead to temporary, artifactual changes in bone conduction thresholds.
- Myringotomy is an effective treatment for hearing loss caused by persistent middle ear fluid.
- Findings are relevant for both adult and pediatric otitis media management.