Title: DIAGNOSIS AND SURGICAL TREATMENT OF EXTERNAL AUDITORY CANAL CHOLESTE-ATOMA
Abstract: [Objective]To investigste the clinical characteristics and treatment of external auditory canal cholesteatoma(EACC).[Methods]The clinical data of 46 cases(48 ears)with external auditory canal cholesteatoma treated with surgery from January 1995 to June 2005 were retrospectively analysed.[Results]Among the 24 cases of EACC patients who were only given clearing surgery of EACC,19 cases recovered and 5cases turned better.As to the 10 EACC patients combined with external auditory canal granulation who were given surgeries of granulation resection and cholesteatoma clearing,all recovered well and no one recurred.And 3 EACC patients combined with external auditory canal stenosis who received external auditory canal plasty got recovery.While of the 3 cases performed radical mastoidectomy and 6 cases performed modified radical mastoidectomy,2 cases had external auditory canal stenosis after operation and no EACC recurrence,others recovered well.With a follow up from 6 months to 10 years,4 cased had EACC recurrence and recovered by another surgery of EACC clearing,and 1case with erosions of middle ear and atticus was cured by modified radical mastoidectomy one year and six months later.[Conclusion]External auditory canal cholesteatoma is spontaneous and has erosive effects on ear and the soft tissue and bone tissue around.So the therapeutic principle is completely removing cholesteatomas in early stage of operation.
Publication Year: 2007
Publication Date: 2007-01-01
Language: en
Type: article
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