Table 4.
Effective dose for PET/CT protocols with PET and CT contributions*
| Diagnostic protocol | PET ED (mSv) |
CT part | CT ED (mSv) |
Total ED (mSv) |
|---|---|---|---|---|
| Torso-11C-CHOL | 3.1 ± 0.2 (2.8, 3.3) | Torso | 10.4 ± 2.2 (5.9, 13.6) | 13.5 ± 2.2 (9.2, 16.6) |
| Torso-18FDG | 6.1 ± 1.2 (3.5, 9.5) | Torso | 10.3 ± 3.8 (5.3, 34.9) | 16.5 ± 4.5 (9.7, 42.1) |
| WB-18FDG | 6.1 ± 1.3 (4.6, 10.6) | H&Torso | 11.9 ± 4.5 (5.2, 21.7) | 20.0 ± 5.6 (1.8, 32.7) |
| Limbs | 2.0 ± 0.8 (1.1, 5.1) | |||
| HNT-18FDG | 5.7 ± 0.8 (4.7, 7.3) | Trunk | 8.0 ± 2.0 (5.6, 12.7) | 15.4 ± 2.8 (12.3, 22.1) |
| H&N | 1.7 ± 0.3 (1.1, 2.1) | |||
| Brain-18FDG | 5.6 ± 0.6 (4.3, 6.5) | Brain | 0.73 ± 0.07 (0.59, 0.84) | 6.4 ± 0.6 (5.0, 7.2) |
| Brain-18FDOPA | 4.0 ± 0.5 (3.1, 4.5) | Brain | 0.65 ± 0.08 (0.57, 0.84) | 4.6 ± 0.4 (3.9, 5.2) |
| Brain-11C-MET | 4.0 ± 0.8 (2.9, 5.2) | Brain | 1.22 ± 0.1 (1.0, 1.4) | 5.2 ± 0.5 (4.1, 6.5) |
| Brain-18F-florbetapir | 7.0 ± 0.2 (6.6, 7.4) | Brain | 2.33 ± 0.2 (2.1, 2.8) | 9.1 ± 0.4 (8.8, 10.2) |
*Values are presented as mean ± SD (minimum, maximum)