Rahbar et al. reported a significant difference (p < 0.001) in median SUVmax between true-positive prostate cancer (11.0 ± 7.8) and normal prostate tissue (2.7 ± 0.9) using 68 Ga-PSMA-HBED-CC as radioligand [47]. Here, FOLH1 is linked to Familial prostate cancer.