目的　为了提高桥小脑角区胆脂瘤诊断和手术治疗效果。方法　回顾性总结 3 4例桥小脑角区胆脂瘤的临床症状、诊断方式、手术入路与疗效。结果　 2 8例肿瘤获得全切除 ,6例为次全切除 ,2例死亡。 2 1例获得随访 ,18例恢复良好 ,1例肿瘤复发。结论　CT及MRI检查对胆脂瘤的诊断有重要作用 ,采用显微手术切除桥小脑角区胆脂瘤是一种安全、有效的方法。 Objective To improve the cerebellopontine angle cholesteatoma diagnosis and surgical treatment. Methods The clinical symptoms, diagnosis, surgical approach and curative effect of 34 cases of cerebellopontine angle cholesteatoma were retrospectively reviewed. Results Twenty-eight cases of total tumor were resected, 6 cases were subtotal resection, and 2 cases died. Twenty-one patients were followed up, 18 patients recovered well, and one patient had tumor recurrence. Conclusion CT and MRI examination of cholesteatoma diagnosis plays an important role, the use of microsurgical removal of cerebellopontine angle cholesteatoma is a safe and effective method.