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Home Suspected Primary Bone Tumors
Variants
Scenario Scenario ID Procedure Adult RRL Peds RRL Appropriateness Category
Primary bone tumor suspected, ankle, osteoid osteoma suspected based on clinical presentation, no lesions on radiography, next imaging study 3198806
MRI ankle without and with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually appropriate
CT ankle without IV contrast
<0.1 mSv
☢ 		0.03-0.3 mSv [ped]
☢☢ 		Usually appropriate
MRI ankle without IV contrast
0 mSv
O 		0 mSv [ped]
O 		May be appropriate
CT ankle with IV contrast
<0.1 mSv
☢ 		0.03-0.3 mSv [ped]
☢☢ 		May be appropriate
CT ankle without and with IV contrast
<0.1 mSv
☢ 		0.03-0.3 mSv [ped]
☢☢ 		May be appropriate
US ankle
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
Image-guided biopsy ankle

Varies
Varies 		Usually not appropriate
Bone scan whole body
1-10 mSv
☢☢☢ 		3-10 mSv [ped]
☢☢☢☢ 		Usually not appropriate
Bone scan whole body with SPECT or SPECT/CT ankle
1-10 mSv
☢☢☢ 		3-10 mSv [ped]
☢☢☢☢ 		Usually not appropriate
FDG-PET/CT whole body
10-30 mSv
☢☢☢☢ 		3-10 mSv [ped]
☢☢☢☢ 		Usually not appropriate