1·Objective: To discuss the clinical diagnosis points and re-operation character of the recurrent acoustic neurinoma.
目的：探讨听神经鞘瘤复发的临床诊断要点及再次手术治疗的特点。
2·Objective To explore the microsurgical technique and results of the large acoustic neurinoma and the facial nerve preservation.
目的探讨大型听神经鞘瘤的显微外科手术治疗的技巧、效果及面听神经的保护。