Total Radioactivity During and After Radiotracer Circulation
| During | After | ||||
| Radiotracer | Mean ± SD | Maximum | Mean ± SD | Maximum | Retention |
| 18F-NaF | 587.1 ± 772.9 | 3,184.9 | 1.8 ± 5.1 | 101.0 | 0.31% |
| 18F-FDG | 627.6 ± 802.3 | 3,122.2 | 3.8 ± 7.9 | 93.1 | 0.61% |
Data are nCi/mL (1 nCi = 37 Bq).