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Home Soft Tissue Masses
Variants
Scenario Scenario ID Procedure Adult RRL Peds RRL Appropriateness Category
Soft tissue mass, ankle, radiography and noncontrast US nondiagnostic, MRI contraindicated, next imaging study 3196271
CT ankle with IV contrast
<0.1 mSv
☢ 		0.03-0.3 mSv [ped]
☢☢ 		Usually appropriate
CT ankle without and with IV contrast
<0.1 mSv
☢ 		0.03-0.3 mSv [ped]
☢☢ 		May be appropriate
US ankle with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
Image-guided biopsy ankle

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

Varies
Varies 		Usually not appropriate
CT ankle 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