Conclusion CT can definitely display the three column structures of vertebral column and vertebral canal as well as the compression of the nerve and spinal cord.

• 结论CT能清楚显示脊柱三柱解剖结构、骨性椎管情况及脊髓、神经受压来源,能获取远远多于平片的资料,减少漏诊,提高诊断正确性。