Activity Values Assigned to Different Compartments of XCAT Phantom
| Label | Activity (kBq/mL) |
| Blood | 3.3 |
| Healthy adventitia, intima, media | 1.6 |
| Inflammatory adventitia | LBR × 3.3 |
| Atheroma | 1.4 |
| Esophagus | 6.3 |
| Salivary gland | 4.0 |
| Thyroid | 3.7 |
| Bone marrow | 3.3 |
| Parathyroid | 2.5 |
| Body | 0.6 |
| Muscle | 1.6 |
| Rib | 6.3 |
| Skin | 3.2 |
| Brain | 19.7 |
| Spinal cord | 7.16 |
| Laryngopharynx | 0.60 |