Radiation doses to the fetus and mother with common staging investigations
| Investigation . | Effective fetal radiation dose (mSv) . | Effective maternal radiation dose (mSv) . |
|---|---|---|
| Chest X-ray | 0.0005-0.01 | 0.02 |
| CT chest | 0.01-0.66 | 4-18 |
| CT pulmonary angiogram | 0.01-0.66 | 13-40 |
| CT abdomen and pelvis | 13-25 | 3-45 |
| Nuclear medicine | ||
| 18FDG-PET | 1.4-5.2 | 3-9 |
| 18FDG-PET/CT | 10-22 | 13-32 |
| Whole body MRI | None | None |
| Abdominal ultrasound | None | None |
| Investigation . | Effective fetal radiation dose (mSv) . | Effective maternal radiation dose (mSv) . |
|---|---|---|
| Chest X-ray | 0.0005-0.01 | 0.02 |
| CT chest | 0.01-0.66 | 4-18 |
| CT pulmonary angiogram | 0.01-0.66 | 13-40 |
| CT abdomen and pelvis | 13-25 | 3-45 |
| Nuclear medicine | ||
| 18FDG-PET | 1.4-5.2 | 3-9 |
| 18FDG-PET/CT | 10-22 | 13-32 |
| Whole body MRI | None | None |
| Abdominal ultrasound | None | None |
Effective radiation doses with radiological investigations are commonly used in lymphoma staging.8,35-37