椎管内肿瘤指发生于椎管内各种组织如脊髓、神经根、脊膜和椎管壁组织的原发性与继发性肿瘤 ,较少见。我院近几年收治 47例 ,报告如下。1　材料和方法本组资料来自我院 1990 1998年间手术切除标本 ,标本经 10 %甲醛液固定 ,石蜡切片。ＨＥ染色光镜观察 ,组织学分类参照ＷＨＯ? Spinal tumors refer to the primary and secondary tumors that occur in various tissues of the spinal canal, such as the spinal cord, nerve roots, spine, and spinal wall, are less common. In recent years, our hospital admitted in 47 cases, the report is as follows. 1 Materials and Methods The data from this hospital from 1990 to 1998, surgical specimens, specimens fixed by 10% formaldehyde solution, paraffin sections. HE staining light microscopy, histological classification with reference to WHO?