Table 2
Fetal radiation dose for the different ionizing radiation techniques (modified after
7 9
)
Imaging technique
Fetal radiation dose (mGy)
Chest X-ray
<0.01
Mammography (two planes, bilateral)
<0.01
CT of the head
<0.005–0.5
CT of the chest
0.001–0.66
CT of the abdomen/pelvis
8–25
99m
Tc bone scintigraphy
3.3
18
F-FDG PET/CT
10–50