表 4.

Changes of MRI T1WI, T2WI, and STIR sequences after operation

术后MRI T1WI序列、T2WI序列及STIR序列变化

病例 Case	术后6个月 Postoperative at 6 months				末次随访 Last follow-up
	T1WI*	T2WI*	STIR*		T1WI#	T2WI#	STIR#
*与术前比较，#与术后 6 个月比较；→示无明显变化，↓示信号下降，↑示信号升高 *Compared with preoperative value, #compared with postoperative value at 6 months; → indicated no significant change, ↓ indicated decreased signal, ↑ indicated increased signal
1	→	→	→		↑	↓	↓
2	→	→	→		↑	↓	↓
3	↑	↓	↓		→	→	→
4	↑	↓	↓		↑	↓	↓
5	→	→	→		↑	↓	↓
6	↑	↓	↓		↑	↓	↓
7	→	→	→		↑	↓	↓
8	↑	↓	↓		↑	↓	↓
9	↑	↓	↓		↑	↓	↓
10	↑	↓	↓		↑	→	→