Pediatric Whole-Body PET/CT Protocols Highlighting Acquisition Settings Varied for Each Weight Category
| Patient | CT acquisition, maximum tube current for CT (mAs) | PET acquisition | |||
|---|---|---|---|---|---|
| Category | Weight range (kg) | Estimated whole-body scan range (mm) | Injected activity (MBq [mCi]) | Scan time per FOV (min) | |
| Pink | 6–7.4 | 59.5–66.5 | 10 | 37 (1.0) | 3 |
| Red | 7.5–9.4 | 66.5–74 | 10 | 45 (1.2) | 3 |
| Purple | 9.5–11.4 | 74–84.5 | 15 | 55 (1.5) | 3 |
| Yellow | 11.5–14.4 | 84.5–97.5 | 20 | 68 (1.9) | 3 |
| White | 14.5–18.4 | 97.5–110 | 20 | 87 (2.4) | 3 |
| Blue | 18.5–22.4 | 110–122 | 20 | 108 (2.9) | 3 |
| Orange | 22.5–31.4 | 122–137 | 25 | 142 (3.9) | 5 |
| Green | 31.5–40.5 | 137–150 | 30 | 190 (5.1) | 5 |
| Black | 40.5–55 | 150–162 | 30 | 252 (6.8) | 5 |
| Small adult | 55–70 | 162–170 | 35 | 330 (8.9) | 5 |
| Large adult | >70 | >170 | 40 | 370 (10.0) | 5 |