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目的探讨高b值MR DWI容积测量和术前放化疗(CRT)后ADC对于直肠癌灌注消退的预测作用。方法纳入100例直肠癌,以3种b值(0、150和1 000 s/mm2)行直肠
Objective To investigate the predictive value of high b value MR DWI volumetric measurement and preoperative radiotherapy and chemotherapy (CRT) ADC for the remission of rectal cancer perfusion. Methods One hundred cases of rectal cancer were enrolled. Three kinds of b values (0,150 and 1 000 s / mm2)