颅底软骨肉瘤与脊索瘤主要的临床区别是病人的年龄和生长率。
The major clinical distinctions between chordomas and chondrosarcomas of the skull base are patient age and rate of growth.
颅底软骨肉瘤可能与脊索瘤难于鉴别。
钙化表现是多样的，可以是斑点状或不定形的，不太类似颅外的软骨肉瘤的软骨钙化。
The calcification varies in appearance but can be stippled and amorphous, not unlike the chondroid calcifications seen with extracranial chondrosarcomas.
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