Method 22 cases with spinal metastases were examined by MRI with T?1WI,T?2WI,P(N)I,small inversion angle T?2WI,et al. Distinctive degrees of their signals were classfied.

• 方法对22例脊椎转移瘤病人行T1WI，T2WI，P（N）I，小翻转角准T2WI等序列检查并对病变信号的清晰度分级。