The dose of radiation that is generally considered the threshold of safety during pregnancy in 50 milli-Grays.
| Body Part | X-Ray (mGy) | CT scan (mGy) |
| Face | 0.01 | |
| Chest | 0.01 | 0.06 |
| Mammography | 0.05 | |
| Pelvis | 1.1 | 25 |
| Abdomen | 1.4 | 8.0 |
| Lumbar Spine | 1.7 | 2.4 |
| Head | 0.005 |
Handouts:
Unity Health: Can I have an X-ray or CT scan while I am pregnant?