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Variants
Scenario Scenario ID Procedure Adult RRL Peds RRL Appropriateness Category
Palatal paralysis, unilateral, isolated, initial imaging 3195228
MRI head without and with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually appropriate
MRI orbits face neck without and with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually appropriate
CT neck with IV contrast
1-10 mSv
☢☢☢ 		0.3-3 mSv [ped]
☢☢☢ 		Usually appropriate
MRI head without IV contrast
0 mSv
O 		0 mSv [ped]
O 		May be appropriate
MRI orbits face neck without IV contrast
0 mSv
O 		0 mSv [ped]
O 		May be appropriate
CT chest with IV contrast
1-10 mSv
☢☢☢ 		3-10 mSv [ped]
☢☢☢☢ 		May be appropriate
CT chest without IV contrast
1-10 mSv
☢☢☢ 		3-10 mSv [ped]
☢☢☢☢ 		May be appropriate
CT neck without IV contrast
1-10 mSv
☢☢☢ 		0.3-3 mSv [ped]
☢☢☢ 		May be appropriate
US neck
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
Radiography chest
<0.1 mSv
☢ 		<0.03 mSv [ped]
☢ 		Usually not appropriate
MRA head and neck with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRA head and neck without and with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRA head and neck without IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRI head with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRI orbits face neck with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
CT maxillofacial with IV contrast
0.1-1mSv
☢☢
Usually not appropriate
CT maxillofacial without IV contrast
0.1-1mSv
☢☢
Usually not appropriate
CT chest without and with IV contrast
1-10 mSv
☢☢☢ 		3-10 mSv [ped]
☢☢☢☢ 		Usually not appropriate
CT head with IV contrast
1-10 mSv
☢☢☢ 		0.3-3 mSv [ped]
☢☢☢ 		Usually not appropriate
CT head without and with IV contrast
1-10 mSv
☢☢☢ 		3-10 mSv [ped]
☢☢☢☢ 		Usually not appropriate
CT head without IV contrast
1-10 mSv
☢☢☢ 		0.3-3 mSv [ped]
☢☢☢ 		Usually not appropriate
CT maxillofacial without and with IV contrast
1-10 mSv
☢☢☢
Usually not appropriate
CT neck without and with IV contrast
1-10 mSv
☢☢☢ 		3-10 mSv [ped]
☢☢☢☢ 		Usually not appropriate
CT temporal bone with IV contrast
1-10 mSv
☢☢☢
Usually not appropriate
CT temporal bone without and with IV contrast
1-10 mSv
☢☢☢
Usually not appropriate
CT temporal bone without IV contrast
1-10 mSv
☢☢☢
Usually not appropriate
CTA head and neck with IV contrast
1-10 mSv
☢☢☢ 		3-10 mSv [ped]
☢☢☢☢ 		Usually not appropriate
FDG-PET/CT skull base to mid-thigh
10-30 mSv
☢☢☢☢ 		3-10 mSv [ped]
☢☢☢☢ 		Usually not appropriate