RADIATION SAFETY
Radiation Dosage in Select Imaging Procedures
| Procedure | Average Emission (in millisievert) | Time in which this naturally occurs |
|---|---|---|
| Bone Densitometry (DEXA) | 0.0001 mSv | Less than 1 day |
| CT - Abdomen and Pelvis | 10 mSv | 3 years |
| CT - Body | 10 mSv | 3 years |
| Cardiac CT for Calcium Scoring | 3 mSv | 1 year |
| CT - Chest | 7 mSv | 2 years |
| CT - Chest Low Dose | 1-3 mSv | 4 -12 months |
| CT - Colonography | 10 mSv | 3 years |
| CT - Head | 2 mSv | 8 months |
| CT - Spine | 6 mSv | 2 years |
| CT - Sinuses | 0.6 mSv | 2 months |
| Galactography | 0.7 mSv | 3 months |
| Hysterosalpingography | 1 mSv | 4 months |
| Intravenous Pyelogram (IVP) | 3 mSv | 1 year |
| Mammogram | 0.7 mSv | 3 months |
| Myelography | 4 mSv | 16 months |
| Radiography - Chest | 0.1 mSv | 10 days |
| Radiography - Lower GI Tract | 8 mSv | 32 months |
| Radiography - Upper GI Tract | 6 mSv | 2 years |
| Radiography - Spine | 1.5 mSv | 6 months |
| Radiography - Extremity | 0.001 mSv | Less than 1 day |
| Voiding Cystourethrogram (in children 5-10 years) | 1.5 mSv | 6 months |
| Voiding Cystourethrogram (in infants) | 0.8 mSv | 2 months |
