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目的探讨外耳道胆脂瘤的手术治疗方法。方法回顾性分析经临床和病理确诊的35例外耳道胆脂瘤的临床诊治情况。局限于外耳道的外耳道胆脂瘤20例(I型),行外耳道胆脂瘤清除术;侵及中耳的外耳道胆脂瘤15例(II型),行乳突根治术及鼓室成形术。所有病例随访3个月～3年。结果单纯外耳道胆脂瘤患者,术后无复发;侵及中耳及乳突的外耳道胆脂瘤,手术成功率为86.7%(13/15)。结论外耳道胆脂瘤根据侵及范围,采用不同手术方法治疗,疗效满意。
Objective To investigate the surgical treatment of external auditory canal cholesteatoma. Methods Retrospective analysis of clinical and pathological diagnosis of 35 cases of external auditory canal cholesteatoma clinical diagnosis and treatment. 20 cases (type I) of external auditory canal cholesteatoma limited to external auditory canal, external cholesteatoma removal of external auditory canal; 15 cases of external auditory canal cholesteatoma invading the middle ear (type II), radical mastoidectomy and tympanoplasty. All cases were followed up for 3 months to 3 years. Results There was no postoperative recurrence in patients with simple external auditory canal cholesteatoma. The success rate of external auditory canal cholesteatoma involving the middle ear and mastoid was 86.7% (13/15). Conclusion External auditory canal cholesteatoma according to the extent of invasion, the use of different surgical methods, the curative effect is satisfactory.