DCE-MRI was performed on a 1.5 T MR scanner. Type of time signal intensity curve, maximum enhancement slope and positive enhancement integral valve before and after chemotherapy in group A, between group B and group C were compared separately.

• 在Functool诊断工作站采用感兴趣区法测量和比较时间信号强度曲线、最大增强斜率和正性增强积分在A组化疗前后变化以及B组与C组的组间差异。