Effective Dose Estimates for 57Co Source Activities Given Standard 3-Minute Transmission Scans
| 57Co source activity (MBq) | Measured exposure rate (μSv/h) | Exposure for single view (μSv) | Total for unilateral study (μSv) | Total for bilateral study (μSv) |
|---|---|---|---|---|
| 37 | 20 | 1.00 | 2.0 | 3.0 |
| 126 | 87 | 4.35 | 8.7 | 13.1 |
| 184 | 113 | 5.65 | 11.3 | 17.0 |
| 220 | 145 | 7.25 | 14.5 | 21.8 |
| 269 | 178 | 8.90 | 17.8 | 26.7 |