Fig. 2

Illustration of one patient with both [⁶⁸Ga]Ga-PSMA-11 PET/CT and [¹⁸F]F-PSMA-1007 PET/CT examinations within twelve months for rising PSA (PSA 10 ng/ml in [⁶⁸Ga]Ga-PSMA-11 PET/CT and PSA 13 ng/ml in [¹⁸F]F-PSMA-1007 PET/CT). (a) Whole-body maximum intensity projection (MIP) image in [⁶⁸Ga]Ga-PSMA-11 PET with (b) SUV measurement in the salivary gland and (c) in the liver parenchyma in axial fused [⁶⁸Ga]Ga-PSMA-11 PET/CT. (d) MIP image in [¹⁸F]F-PSMA-1007 PET. (e) SUV measurement in the parotid gland and (f) in liver parenchyma in axial fused [¹⁸F]F-PSMA-1007 PET/CT