椎管内肿瘤的特有症状为疼痛、感觉、运动和括约肌障碍 ,最后出现截瘫 ,发生在胸腰段平面以下的椎管内肿瘤其临床主要表现为腰腿痛 ,有时与腰椎间盘突出症鉴别有很大困难 ,极易误诊误治[1、3 ] 。现将我院于 1 991年 6月至 1 997年 1 0月收治的 7例诊治经验介绍如下。临床资料 Specific symptoms of spinal canal pain, sensory, motor and sphincter disorders, and finally paraplegia, occurred in the thoracolumbar spinal plane below the level of its main clinical manifestations of low back pain, sometimes with the identification of lumbar disc herniation Very difficult, very easy to misdiagnosis and mistreatment [1,3]. Now my hospital in June 1991 to January 1997 admitted to the seven cases of diagnosis and treatment experience are as follows. clinical information