chest x-ray
10 days
dental x-rays
1 week
cervical spine
3 weeks
t spine
6 months
L spine
1 year
Upper GI series
1.5 years
Lower GI series
2 years
Skull
11 days
Hip
7 weeks
Pelvis
4 months
Abdomen
4 months
limbs/joints
less than 1.5 days
CT brain
1 year
CT chest
3.6 years
CT Ab/P
4.5 years