OSSICULAR CHAIN EROSION IN CHRONIC OTITIS MEDIA WITH CHOLESTEATOMA IN TERTIARY CARE HOSPITAL IN NEPAL
Abstract
Introduction: Ossicular erosion is the common finding in chronic otitis media with cholesteatoma leading to hearing impairment.
Objectives: To evaluate the ossicular chain erosion in chronic otitis media patients with cholesteatoma.
Materials and Method: Ossicular chain status of 140 patients who underwent surgery for chronic otitis media with cholesteatoma were evaluated retrospectively and ossicular findings were recorded.
Results: Ossicular chain erosion was found in 134 (95.7%). Incus was the most commonly involved ossicle; partially necrozed in 85(60.7%) and absent in 44 (31.4%) cases. Lenticular process and long process being most frequent site of incus eroded in 72 (51.4%) and 71 (50.6%) cases respectively. Stapes suprastructure was absent in 41 (29.3%) and stapes was totally absent in 1 ( 0.7%) cases. Malleus was most resistant ossicles, partially necrosed in 34 (24.3%) and absent in 6 (4.3) cases.
Conclusion: Ossicular erosion is a frequent finding in chronic otitis media with cholesteatoma. Incus is the most commonly involved ossicle, while malleus is most resistant to erosion.
Keywords: Cholesteatoma, chronic otitis media, Ossicular erosionDownloads
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Copyright (c) 2018 Nepalese Journal of ENT Head & Neck Surgery
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