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Abstract #1819

DKI and DCE-MRI in Identifying the Malignancy of Lymph Node during the Primary Staging of Rectal Cancer: MRI with Node-for-Node Matched Histopathology validation

Jie Yuan1, Mengxiao Liu2, Zhigang Gong1, Kun Liu3, Hua Yang3, Yu Cao4, and Songhua Zhan1

1Department of Radiology, Shuguang Hospital, Shanghai University of Traditional Chinese Medicine, Shanghai, China, 2MR Scientific Marketing, Siemens Healthcare, Shanghai, China, 3Department of Pathology, Shuguang Hospital, Shanghai University of Traditional Chinese Medicine, Shanghai, China, 4Department of Gastrointestinal Surgery, Shuguang Hospital, Shanghai University of Traditional Chinese Medicine, Shanghai, China

We investigated the potential of Diffusion kurtosis imaging (DKI) and Dynamic Contrast Enhancement (DCE) to accurately detect lymph node (LN) metastases in rectal cancer. Our study showed that DKI and DCE-MRI may be useful to differentiate the TD and metastatic LN from benign LN.

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