Practica oto-rhino-laryngologica. Suppl.
Online ISSN : 2185-1557
Print ISSN : 0912-1870
ISSN-L : 0912-1870
Surgical Treatment for Chronic Otitis Media and Otosclerosis
Hideyo Asai
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1991 Volume 1991 Issue Supplement41 Pages 30-39

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Abstract

This study reviews 294 cases of middle ear disease including 173 cases of cholesteatoma otitis,121 middle ear infections, and 43 cases of otosclerosis. The results of the present study were as follows: First, with respect to otitis media chronica with cholesteatoma, tympanoplasty was performed in 143 cases, modified radical mastoidectomy in 23, and radical mastoidectomy in 7 cases. Closed method was used in 20 cases, open method in 123, and mastoid obliteration or canal wall reconstruction after removing the posterior wall was performed in 23 cases. Staged operations were performed in 42 cases.
Second, with respect to otitis media chronica without cholesteatoma, tympanoplasty was performed in all cases with staged operations in 14 cases. Wullstein type I operation was performed in 75 cases, modified W-III in 27, and modified W-IV in 8 cases.
Finally, with respect to otosclerosis, large fenestra stapedectomy was performed in 12 cases and small fenestra stapedectomy in 31.
The closed method was used for chronic otitis media without cholesteatoma and for early cholesteatoma. In the majority of the other cholesteatoma cases, the open method was mainly used. The advantages of small fenestra stapedectomy include better hearing and less postoperative complications.

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