Comparison of Metabolic Activity (SUV) by 11C-MET and 18F-FDG by Anatomic Region
| Group | Tracer | No. of abnormal regions | SUV median | SUV range |
| Neck | 11C-MET | 28 | 4.6 | 1.3–9.3 |
| 18F-FDG | 27 | 4.7 | 3.1–16.1 | |
| Axilla | 11C-MET | 12 | 5.6 | 2.0–10.1 |
| 18F-FDG | 12 | 4.6 | 2.4–5.9 | |
| Mediastinum | 11C-MET | 14 | 4.9 | 1.3–7.4 |
| 18F-FDG | 14 | 11.1 | 3.0–15.3 | |
| Hila | 11C-MET | 11 | 4.1 | 2.6–7.1 |
| 18F-FDG | 11 | 6.1 | 3.9–13.4 | |
| Spleen | 11C-MET | 2 | 5.2 | 4.8–5.5 |
| 18F-FDG | 3 | 4.6 | 3.9–10.3 | |
| Abdomen | 11C-MET | 6 | 5.0 | 2.1–7.5 |
| 18F-FDG | 9 | 6.4 | 3.0–14.6 | |
| Pelvis | 11C-MET | 8 | 5 | 2.4–8.9 |
| 18F-FDG | 8 | 4.0 | 3.0–7.1 |