Objective To study the action of CTM for diagnosis of 17 cases of tumor in the vertebral canal retrospectively.

• 目的 通过17例经手术病理证实的CT脊髓造影(CTM)扫描的椎管内肿瘤病例回顾性研究；对CTM在椎管内肿瘤的诊断作用进行分析总结.