Fig. 5From: Diffusion-Weighted Imaging (DWI) derived from PET/MRI for lymph node assessment in patients with Head and Neck Squamous Cell Carcinoma (HNSCC)a Box-and-whisker plots of the normal and metastatic lymph nodes ADC values; significant difference was reported. P < 0.05. b ROC curve for the ADC value for differentiating between metastatic and normalBack to article page