Results Signals of the tumors were all isometric and or low on T1WI, isometric and more of T2 on T2WI with intact or imperfect amicula.

• 结果椎管内神经鞘瘤T1WI为等或（和）低信号，T2WI多表现长T2及更长T2混杂信号，可伴有完整或小完整的包膜，增强扫描明显小均匀强化或环形强化。