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本文复习了Mayo诊所的55例蝶枕部脊索瘤,约三分之一肿瘤的组织形态似软骨肉瘤或软骨瘤,其临床和X线特点似一般脊索瘤,而其预后则显著地好。作者称其为“软骨样”脊索瘤,若将其自颅底软
This article reviews 55 cases of occipital chordoma of the Mayo Clinic. About one-third of the tumors resemble chondrosarcoma or chondroma. Their clinical and X-ray features are similar to those of chordoma, and their prognosis is significantly better. The author calls it “chondroid-like” chordoma, if it is soft from the skull base