PMC5079233_01
Patient 1. High probability MRI target and targeted CT-guided transgluteal biopsy. a-c: MRI demonstrates a high probability 16 x 12 mm lesion at the posterior right base peripheral zone with low T2 signal intensity (a), restricted diffusion with low ADC value (b) and an early enhancement pattern on a DCE color map (c). d: CT image of a patient in a prone position with a radiopaque grid applied. Note the thickening and stenosis of the rectum wall. e: CT image of transgluteal biopsy needle guided to this region.
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Images revealed highly suspicious lesions in the right base peripheral zone in patient 1 (Fig. 1) and in the right mid peripheral zone in patient 2 (Fig. 2).