To investigate the predictive value of serial diffusion-weighted MRI (DWI) on tumor response of the concurrent chemoradiotherapy (CCRT) for esophageal squamous cell carcinoma (ESCC) and to determine the optimal time point of DWI measurements.From June 2010 to October 2011, 38 ESCC patients were consecutively enrolled into this prospective cohort study. During their treatment, the longitudinal DWIs were acquired at beginning and every week during the course of CCRT. ADC maps were generated from there DWIs. The tumor responses were evaluated according to the RECIST.(1) At completion of CCRT, 20 (52.6

作者：Lan, Wang；Lihong, Liu；Chun, Han；Shutang, Liu；Hua, Tian；Zhensheng, Li；Xuejiao, Ren；Gaofeng, Shi；Qi, Wang；Guangda, Wang

来源：Radiotherapy and oncology : journal of the European Society for Therapeutic Radiology and Oncology 2016 年 121卷 2期