Table 4.
Estimated lifetime cumulative risk of radiation-induced cancer (incidence and mortality) attributed to a single examination at ages 40, 50, 60, and 70 yr of age using various breast imaging procedures. All numbers are cumulative to age 80 for 100 000 females undergoing a single examination.
| Procedure | Age at exposure (yr) | Cancers induced | Cancer deaths |
|---|---|---|---|
| Digital mammography (3.91 mGy) | 40 | 4.7 | 1.0 |
| 50 | 2.2 | 0.5 | |
| 60 | 0.9 | 0.2 | |
| 70 | 0.2 | 0.0 | |
| Screen-film mammography (4.98 mGy) | 40 | 6.0 | 1.2 |
| 50 | 2.9 | 0.6 | |
| 60 | 1.1 | 0.3 | |
| 70 | 0.2 | 0.1 | |
| Tc-99m sestamibi (925 MBq) | 40 | 34 | 20 |
| 50 | 29 | 17 | |
| 60 | 22 | 12 | |
| 70 | 9.2 | 5.2 | |
| F-18 FDG (370 MBq) | 40 | 36 | 17 |
| 50 | 30 | 15 | |
| 60 | 22 | 12 | |
| 70 | 9.5 | 5.2 |