我科自1993年3月至1998年7月经磁共振检查发现了17例急性小脑扁桃体疝病人,经紧急处理避免了呼吸骤停的发生。报告如下。1　临床资料11　一般资料男10例,女7例,年龄在14～58岁。广泛幕上脑挫裂伤1例,后颅凹急性硬膜外血肿4例,小脑挫裂伤并血肿2例,听神经瘤3例,小脑星形细胞瘤3 Our department from March 1993 to July 1998 by magnetic resonance imaging found that 17 cases of acute cerebellar tonsillar hernia patients, the emergency treatment to avoid the occurrence of respiratory arrest. The report is as follows. 1 Clinical data 11 General Information 10 males and 7 females, aged 14 to 58 years. A wide range of supratentorial contusion in 1 case, posterior fossa acute epidural hematoma in 4 cases, cerebellar contusion and hematoma in 2 cases, 3 acoustic neuroma, cerebellar astrocytoma 3