Fig. 2
High-risk PCa with mpMRI ( −) and 68Ga-PSMA PET/CT (+). A 69-year-old patient whose serum PSA level was 15.4 ng/ml and whose GS was 5 + 5. There is no significant lesion in the prostate gland in the pelvic MRI scan (a T2w; b b 1500 DWI), while in the 68Ga-PSMA PET/CT there is a strong tracer uptake highly likely to be diagnosed (arrow in e and f). a–c MRI; d–f 68Ga-PSMA PET/CT; a T2w; b b 1500 DWI; c ADC map; d low-dose CT; e maximum intensity projection of the PET; f fusion of 68Ga-PSMA PET and low-dose CT