Fig. 4

A 62-year-old man with biochemical recurrence (PSA of 3.2), who had suspected PSMA-avid prostate bed recurrence measuring 1.0 × 0.6 cm after initial treatment with brachytherapy, seen on PSMA PET (b) and DCE images (d). The local recurrence was not seen on T2-weighted imaging (a), post-gadolinium T1-weighted imaging (c), or DWI (not shown due to artifact from brachytherapy seeds)