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Home Suspected Primary Bone Tumors
Variants
Scenario Scenario ID Procedure Adult RRL Peds RRL Appropriateness Category
Primary bone tumor suspected, femur, osteoid osteoma suspected on radiography, next imaging study 3109105
MRI thigh without and with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually appropriate
CT thigh without IV contrast
0.1-1mSv
☢☢
Usually appropriate
MRI thigh without IV contrast
0 mSv
O 		0 mSv [ped]
O 		May be appropriate
CT thigh with IV contrast
0.1-1mSv
☢☢
May be appropriate
CT thigh without and with IV contrast
1-10 mSv
☢☢☢
May be appropriate
US thigh
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
Image-guided biopsy thigh

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 femur
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