Results: The chief characteristics of chordoma in low field MRI were: tumor signal change, tumor shape transformation, bone destruction, the perivascular erosion ,etc.

• 结果:脊索瘤的低场MRI的主要表现有:肿瘤信号变化,肿瘤形态改变,骨质破坏,周围血管侵蚀及肿瘤外周侵犯等。