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A 39-year-old woman with a metastatic breast cancer lesion in the clivus. A, Axial fat-saturated postcontrast T1-weighted image shows a heterogeneously enhancing mass in the clivus. B, An ROI was placed on the ADC map, and the nADCmean was 0.97. C, An ROI was placed on the permeability map, and Vp, Ktrans, and Ve were calculated. D, Vp showed 0.23.
