我院神经外科自１９９１年５月至１９９９年１０月共收治大型听神经瘤８１例（直径＞２．１ｃｍ），其中５７例（占７０．３７％）行显微微创外科手术治疗，现报告如下。 临床资料 ｌ一般资料：５７例中，男２２例，女３５例；年龄 １７岁～６０岁，平均 ４０．３岁，以 ２９岁 Neurosurgery in our hospital since May 1991 to October 1999 were treated 81 cases of large acoustic neuroma (diameter> 2.1cm), of which 57 cases (70.37%) underwent minimally invasive surgical treatment, the report is now as follows. Clinical data l General information: 57 cases, 22 males and 35 females; aged 17 years old to 60 years, an average of 40.3 years old, aged 29