FOLH1 and Familial prostate cancer: In recent years, the 68Ga-PSMA-labelled PSMA conjugate (Glu-NH-CO-NH-Lys-(Ahx)-[68Ga(HBED-CC)]) (PSMA-11) has successfully been used for lesion detection in case of biochemical recurrence as well as for improving primary staging in prostate cancer (PC) patients [1].