骶骨肿瘤常规Ｘ线检查由于对比度差和肠内容物的重叠 ,不利于观察。而ＣＴ则可以弥补这一不足。笔者搜集1993— 1999年共 8例手术病理确诊的骶骨肿瘤 ,并对检查方法报告如下。1　临床资料8例中 ,男 3例 ,女 5例。年龄 19～ 6 3岁。病程 1个月～5年。其中脊索瘤 3例 ,软骨肉瘤 2 Conventional X-ray examination of sacral tumors is not conducive to observation because of poor contrast and overlap of intestinal contents. CT can make up for this deficiency. The authors collected a total of 8 cases of confirmed sacral tumors from 1993 to 1999 and reported the following examination methods. 1 Of the 8 clinical data, 3 were male and 5 were female. Age 19 to 63 years old. Duration of disease 1 month to 5 years. Including chordoma in 3 cases, chondrosarcoma 2