Home Acutely Limping Child Up To Age 5
Scenario Scenario ID Procedure Adult RRL Peds RRL Appropriateness Category
Ped <=5yo, acute limp, symptoms localized to thigh, infection suspected 3147517
MRI thigh without and with IV contrast
0 mSv
O
0 mSv [ped]
O
Usually appropriate
MRI thigh without IV contrast
0 mSv
O
0 mSv [ped]
O
Usually appropriate
US thigh
0 mSv
O
0 mSv [ped]
O
May be appropriate
Radiography femur
<0.1 mSv
0.03-0.3 mSv [ped]
☢☢
May be appropriate
3-phase bone scan pelvis and lower extremity

3-10 mSv [ped]
☢☢☢☢
Usually not appropriate
MRI whole body without and with IV contrast
0 mSv
O
0 mSv [ped]
O
Usually not appropriate
MRI whole body without IV contrast
0 mSv
O
0 mSv [ped]
O
Usually not appropriate
CT thigh with IV contrast
0.1-1mSv
☢☢

Usually not appropriate
CT thigh without IV contrast
0.1-1mSv
☢☢

Usually not appropriate
CT thigh without and with IV contrast
1-10 mSv
☢☢☢

Usually not appropriate