Home Osteonecrosis
Scenario Scenario ID Procedure Adult RRL Peds RRL Appropriateness Category
Osteonecrosis suspected, wrist, radiography normal, next imaging study 3195729
MRI wrist without IV contrast
0 mSv
O
0 mSv [ped]
O
Usually appropriate
MRI wrist without and with IV contrast
0 mSv
O
0 mSv [ped]
O
May be appropriate
CT wrist without IV contrast
<0.1 mSv

May be appropriate
CT wrist with IV contrast
<0.1 mSv

Usually not appropriate
CT wrist without and with IV contrast
<0.1 mSv

Usually not appropriate
Bone scan wrist
1-10 mSv
☢☢☢

Usually not appropriate