Table 2.
Regions of bone metastases detected by [68Ga]Ga-DOTA-FAPI-04 and [18F]FDG PET/CT.
Region-based | Sensitivity (%) | ||
---|---|---|---|
FDG | FAPI | ||
Vertebrae | 86(43/50) | 100 (50/50) | |
Rib | 74 (14/19) | 100 (19/19) | |
Scapula | 100 (4/4) | 100 (4/4) | |
Cranial bone | 50 (5/10) | 100 (10/10) | |
Pelvis | 88 (14/16) | 100 (16/16) | |
Sternum | 100 (3/3) | 100 (3/3) | |
Clavicle | 100 (2/2) | 100 (2/2) | |
Long bone | 80 (4/5) | 100 (5/5) | |
Total | 82 (89/109) | 100 (109/109) |