64-year-old man with biopsy-proven Gleason 4 + 5 prostate cancer in left base and serum PSA value of 11.1 ng/mL and equivocal conventional staging with 1.3 cm (borderline enlarged) left internal iliac lymph node.
A–D, Fused 18F-fluciclovine PET/MRI images show high focal uptake within left prostate base (arrow,
A) and left internal iliac lymph node (arrow,
B), and additional subcentimeter bilateral external iliac (arrows,
C) and left common iliac lymph nodes (arrow,
D) suspicious for metastatic disease.