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Eosinophilic otitis media: a new middle ear disease entity
1Department of Otolaryngology, Jichi Medical University Saitama Medical Center, 1-847, Amanuma-cho, Omiya-ku, Saitama 330-8503, Japan. yiino@omiya.jichi.ac.jp
Current Allergy and Asthma Reports
|October 23, 2008
Summary
Eosinophilic otitis media (EOM) is a difficult-to-treat ear condition often linked to asthma. Steroid treatment, particularly triamcinolone acetonide ear drops, is effective for managing eosinophilic inflammation and hearing loss.
Area of Science:
- Otolaryngology
- Allergy and Immunology
- Pathology
Background:
- Eosinophilic otitis media (EOM) is a severe form of otitis media characterized by eosinophil-rich, viscous effusion.
- It is frequently associated with bronchial asthma and resistant to standard otitis media treatments.
Purpose of the Study:
- To review the clinical features, pathogenesis, and management strategies for Eosinophilic otitis media.
- To highlight the effectiveness of steroid therapy in managing EOM.
Main Methods:
- Review of clinical data and treatment outcomes for patients diagnosed with EOM.
- Analysis of the association between EOM, asthma, and rhinosinusitis.
Main Results:
- EOM predominantly affects middle-aged women and can present as otitis media with effusion or chronic otitis media.
- High-tone hearing loss is common and can be sudden; co-existing eosinophilic sinusitis is frequent.
- Systemic and topical steroids, especially triamcinolone acetonide suspension, are effective in controlling inflammation.
Conclusions:
- EOM is an intractable condition requiring long-term management and patient education regarding potential hearing loss.
- Steroid therapy, particularly intra-middle ear instillation, offers a promising treatment avenue for EOM.
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