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Home Primary Bone Tumors
Variants
Scenario Scenario ID Procedure Adult RRL Peds RRL Appropriateness Category
Primary bone tumor suspected, skull, incidental lesion on MR or CT, not clearly benign, next imaging study 3165326
Radiography skull
<0.1 mSv
☢ 		0.03-0.3 mSv [ped]
☢☢ 		Usually appropriate
MRI head without and with IV contrast
0 mSv
O 		0 mSv [ped]
O 		May be appropriate
MRI head without IV contrast
0 mSv
O 		0 mSv [ped]
O 		May be appropriate
Bone scan whole body
1-10 mSv
☢☢☢ 		3-10 mSv [ped]
☢☢☢☢ 		May be appropriate
CT head without and with IV contrast
1-10 mSv
☢☢☢ 		3-10 mSv [ped]
☢☢☢☢ 		May be appropriate
CT head without IV contrast
1-10 mSv
☢☢☢ 		0.3-3 mSv [ped]
☢☢☢ 		May be appropriate
US head
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
CT head with IV contrast
1-10 mSv
☢☢☢ 		0.3-3 mSv [ped]
☢☢☢ 		Usually not appropriate
FDG-PET/CT whole body
10-30 mSv
☢☢☢☢ 		3-10 mSv [ped]
☢☢☢☢ 		Usually not appropriate