Table 1.
Characteristics of histopathologically evaluated lesions.
| Lesion | PET/CT Findings | Histopathology Findings | PSMA Expression | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| No. | Localization | Lesion Diameter (cm) | Lesion Volume (mL) | SUV Max |
SUV Mean |
Lesion- Muscle- Ratio |
PSMA Visual Score | Diagnosis | Primary Tumor Grade 1 | Lesion Grade 1 | Proportion of Vessels 2 | Intensity 3 |
| 1 | mediastinal lymph node | 1.8 | 1.2 | 5.9 | 4.4 | 7.4 | 2 | ccRCC | 2 | 2 | 3 | 2 |
| 2 | lung, right upper lobe | 0.7 | 0.2 | 1.2 | 0.8 | 1.5 | 0 | ccRCC | 2 | 2 | 2 | 2 |
| 3 | prostate | 1.2 | 0.9 | 9.3 | 6.3 | 11.6 | 2 | PC | - | - | - | 3 |
| 4 | lung, right lower lobe | 1.5 | 1.8 | 2.8 | 1.8 | 2.5 | 1 | ccRCC | 3 | 4 | 2 | 2 |
| 5 | lung, left lower lobe | 1.1 | 0.7 | 1.7 | 1.3 | 2.8 | 1 | ccRCC | 2 | 3 | 2 | 2 |
| 6 | lung, right upper lobe | 1.0 | 0.5 | 4.2 | 2.9 | 5.3 | 1 | ccRCC | 4 | 2 | 3 | 2 |
| 7 | right humerus | 8.1 | 15.2 | 23.4 | 13.7 | 26.0 | 3 | ccRCC | 3 | 2 | 4 | 3 |
| 8 | lung, right lower lobe | 1.1 | 0.7 | 3.1 | 2.0 | 3.9 | 1 | ccRCC | 2 | 2 | 3 | 2 |
| 9 | lung, right lower lobe | 0.9 | 0.4 | 1.6 | 1.1 | 2.0 | 0 | ccRCC | 2 | 2 | 3 | 2 |
| 10 | right adrenal gland | 1.2 | 0.9 | 7.7 | 4.9 | 7.7 | 2 | ccRCC | 3 | 3 | 3 | 3 |
| 11 | pancreatic head | 1.3 | 0.9 | 6.1 | 4.3 | 6.8 | 2 | ccRCC | 1 | 1 | 2 | 1 |
| 12 | lung, left upper lobe | 0.6 | 0.1 | 1.9 | 1.6 | 3.2 | 0 | ccRCC | 2 | 3 | 4 | 3 |
Abbreviations: ccRCC—clear cell renal cell carcinoma, PC—prostate carcinoma. 1 WHO/ISUP grade; 2 categories: 0, none; 1: 1–5%; 2: 6–25%; 3: 26–50%; 4: >50%; 3 categories: 0, none; 1: weak; 2: moderate; 3: strong.