Home Imaging After Total Knee Arthroplasty
Scenario Scenario ID Procedure Adult RRL Peds RRL Appropriateness Category
Knee replaced, follow-up, symptomatic, initial imaging 3196562
Radiography knee
<0.1 mSv
<0.03 mSv [ped]
Usually appropriate
US knee
0 mSv
O
0 mSv [ped]
O
Usually not appropriate
Fluoroscopy knee
<0.1 mSv

Usually not appropriate
Image-guided 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 arthrography knee
<0.1 mSv
0.03-0.3 mSv [ped]
☢☢
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
3-phase bone scan knee
1-10 mSv
☢☢☢

Usually not appropriate
FDG-PET/CT whole body
10-30 mSv
☢☢☢☢
3-10 mSv [ped]
☢☢☢☢
Usually not appropriate
Fluoride PET/CT whole body
10-30 mSv
☢☢☢☢
3-10 mSv [ped]
☢☢☢☢
Usually not appropriate
WBC scan and sulfur colloid scan knee
10-30 mSv
☢☢☢☢

Usually not appropriate