听神经瘤是～种起源于前庭经鞘的良性肿瘤，可发生于单侧或双侧,尽管前诊治方法报人进陕，但仍为导致面神经与听力障碍的委要原L’十人类状22条染色体上肿瘤抑制基同的突变被认为‘川U6冲外则瘤形成有关．该研究古要担子外经纤维瘤病U佚（N匕）基因突变可引起临床特＃讲大观或 Acoustic neuroma is a type of benign tumor originating from the vestibular sheath, which can occur either unilaterally or bilaterally. Although the method of diagnosis and treatment is reported to Shaanxi, it is still the original form of facial nerve and hearing impairment On chromosome chromosome tumor suppressor base mutation is considered ’Sichuan U6 Chong outside the tumor formation. The study of the ancient burden of fibroids outside the U (L) gene mutation can cause clinical special #