Home Soft Tissue Masses
Scenario Scenario ID Procedure Adult RRL Peds RRL Appropriateness Category
Soft tissue mass, knee, superficial, initial imaging 3196221
US knee
0 mSv
O
0 mSv [ped]
O
Usually appropriate
Radiography knee
<0.1 mSv
<0.03 mSv [ped]
Usually appropriate
US knee with IV contrast
0 mSv
O
0 mSv [ped]
O
Usually not appropriate
Image-guided biopsy knee

Varies

Varies
Usually not appropriate
Image-guided fine needle aspiration knee

Varies

Varies
Usually not appropriate
MRI knee without and with IV contrast
0 mSv
O
0 mSv [ped]
O
Usually not appropriate
MRI knee without IV contrast
0 mSv
O
0 mSv [ped]
O
Usually not appropriate
CT knee with IV contrast
<0.1 mSv
0.03-0.3 mSv [ped]
☢☢
Usually not appropriate
CT knee without and with IV contrast
<0.1 mSv
0.03-0.3 mSv [ped]
☢☢
Usually not appropriate
CT knee without IV contrast
<0.1 mSv
0.03-0.3 mSv [ped]
☢☢
Usually not appropriate
FDG-PET/CT whole body
10-30 mSv
☢☢☢☢
3-10 mSv [ped]
☢☢☢☢
Usually not appropriate