TABLE 1

Regions Attributed to Benign Origin from All PSMA-Positive Regions

	⁶⁸Ga-PSMA-11 PET		¹⁸F-rhPSMA-7 PET
Origin	Benign regions	Benign regions/all regions	Benign regions	Benign regions/all regions
All lesions with benign origin	100	100/289 (34.6%)	379	379/566 (67.0%)
Unspecific lymph node
Total	38/100 (38.0%)	38/132 (28.8%)	95/379 (24.8%)	95/171 (55.6%)
Pelvic		8/72		26/81
Abdomen + supradiaphragmatic		30/60		69/90
Ganglia
Total	32/100 (32.0%)	32	159/379 (42.0%)	159
Cervical		13		62
Celiac		17		84
Sacral		2		13
Bone
Total	24/100 (24.0%)	24/52 (46.2%)	94/379 (24.1%)	94/124 (75.8%)
Fracture		2		7
Degeneration		5		46
Unclear		3		5
Unspecific bone uptake		14		36
Other
Total	6/100 (6.0%)	6/8 (87.5%)	31/379 (8.2%)	31/37 (83.7%)
Unspecific soft-tissue uptake^*		6		29
Unclear uptake^{^†}		—		2

↵*Unspecific uptake (e.g., thyroid, skin, adenoma of adrenal gland, atelectasis with known PSMA ligand uptake) according to literature.
↵^†Likely not tumor-related.
Data are number followed by percentage in parentheses.