Fig. 5

Patient 36. MIP ⁶⁸Ga-PSMA images (a) of a 68-year-old patient with PCa treated with surgery with current elements of biochemical relapse (PSA level 0.2 ng/ml).⁶⁸Ga-PSMA PET/CT (b) and ⁶⁸Ga-PSMA PET/MR images (c) without abnormal pelvic findings. DWI (d) and high-resolution T2 (e) MR scans show a local relapse lesion with restriction (arrows) that was hidden by physiological tracer bladder activity. The hypointense lesion involves the infundibulum in the right posterolateral prostate region. MR-DWI fusion images are shown in (f)