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Home Suspected Primary Bone Tumors
Variants
Scenario Scenario ID Procedure Adult RRL Peds RRL Appropriateness Category
Primary bone tumor suspected, lumbosacral spine, lesion on radiography, indeterminate, next imaging study 3165311
MRI lumbosacral spine without and with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually appropriate
MRI lumbosacral spine without IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually appropriate
FDG-PET/CT whole body
10-30 mSv
☢☢☢☢ 		3-10 mSv [ped]
☢☢☢☢ 		Usually appropriate
Bone scan whole body with SPECT or SPECT/CT lumbosacral spine
1-10 mSv
☢☢☢ 		3-10 mSv [ped]
☢☢☢☢ 		May be appropriate
CT lumbosacral spine with IV contrast
1-10 mSv
☢☢☢
May be appropriate
CT lumbosacral spine without IV contrast
1-10 mSv
☢☢☢
May be appropriate
CT lumbosacral spine without and with IV contrast
10-30 mSv
☢☢☢☢
May be appropriate
US lumbosacral spine
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
Image-guided biopsy lumbosacral spine

Varies
Varies 		Usually not appropriate
Bone scan whole body
1-10 mSv
☢☢☢ 		3-10 mSv [ped]
☢☢☢☢ 		Usually not appropriate