TABLE 2.
ISUP-Based Stratification of Lesions Detected by 68Ga-PSMA-617 PET/CT or 68Ga-RM2 PET/CT
| Lesion on imaging | Total | ISUP-1 | ISUP-2 | ISUP-3 | ≥ISUP-4 |
|---|---|---|---|---|---|
| 68Ga-PSMA-617 PET/CT* | |||||
| n | 35 | 9 | 13 | 3 | 10 |
| No | 9 (25.7%) | 6 (66.7%) | 3 (23.1%) | ||
| Yes | 26 (74.3%) | 3 (33.3%) | 10 (76.9%) | 3 (100%) | 10 (100%) |
| 68Ga-RM2 PET/CT† | |||||
| n‡ | 32 (3) | 8 (1) | 13 | 3 | 8 (2) |
| No | 7 (21.9%) | 4 (50.0%) | 2 (15.4%) | 1 (12.5%) | |
| Yes | 25 (78.1%) | 4 (50.0%) | 11 (84.6%) | 3 (100%) | 7 (87.5%) |
*
60 min after intravenous administration.
†
120 min after intravenous administration.
‡
One lesion is missing for patient who did not benefit from 68Ga-RM2 PET/CT, and 2 other missing lesions correspond to failure of PET/CT device at 2 h after injection for another patient.