桥小脑角胆脂瘤(附10例报告)

Cholesteatoma in Cerebellopontine Angle (Report of 10 cases)

目的 提高对桥小脑角胆脂瘤的认识,争取早期诊断,早期治疗,改善患者预后。方法 回顾分析10例桥小脑角胆脂瘤患者的临床特征、治疗及预后。结果 均行乙状窦后进路胆脂瘤摘除术,取得良好近期疗效。术后观察2～4年,无复发。术后6例患侧面肌力弱、3例听力减退、1例鼓室积液,无死亡病例。结论 采用前庭功能、CT或MRI有助于诊断,选择合理手术入路并应用显微手术治疗是行之有效的方法。

Objective To improve the early diagnosis, treatment and prognosis of cholesteatoma in cerebellopontine angle. Methods The clinical main manifestation, treatment and prognosis of 10 cases with cerebellopontine angle cholesteatoma were analyzed retrospectively. Results All patients' cholestratoma were removed by retrosigmoid approach. During 2-4 years of postoperative follow-up, there were no death and relapse. Mascular tone of facial muscles weakened in affected side of 6 cases, hearing loss occurred in 3 cases, hydrotympanum occurred in 1 case. Conclusion Vestibular function examination combined with CT or MRI are useful for diagnosis of cerebellopontine angle cholesteatoma. Selecting rational operative approach and applying microsurgical technique are effective in treating these patients .