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Home Soft Tissue Masses
Variants
Scenario Scenario ID Procedure Adult RRL Peds RRL Appropriateness Category
Soft tissue mass, foot, radiography and noncontrast US nondiagnostic, next imaging study 3196258
MRI foot without and with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually appropriate
MRI foot without IV contrast
0 mSv
O 		0 mSv [ped]
O 		May be appropriate
CT foot with IV contrast
<0.1 mSv
☢ 		0.03-0.3 mSv [ped]
☢☢ 		May be appropriate
CT foot without and with IV contrast
<0.1 mSv
☢ 		0.03-0.3 mSv [ped]
☢☢ 		May be appropriate
US foot with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
Image-guided biopsy foot

Varies
Varies 		Usually not appropriate
Image-guided fine needle aspiration foot

Varies
Varies 		Usually not appropriate
CT foot 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