原发性骶骨肿瘤比较少见,国内文献报道约占全身骨肿瘤的1%[1]。原发肿瘤以脊索瘤最多见,其次为骨巨细胞瘤。我科自1999年12月至2005年11月共收治原发性骶骨肿瘤8例,均行手术治疗,现将结果报告如下。1资料与方法1.1一般资料8例中男5例,女3例。年龄20~59岁,平均45.3岁。术后病理 Primary sacral tumors are relatively rare, the domestic literature accounts for about 1% of systemic bone tumors [1]. The most common primary tumors are chordomas, followed by giant cell tumors of the bone. Our department from December 1999 to November 2005 were treated in 8 cases of primary sacral tumors, are undergoing surgical treatment, the results are reported as follows. 1 Materials and Methods 1.1 General Information 8 cases of 5 males and 3 females. Aged 20 to 59 years old, with an average of 45.3 years old. Postoperative pathology