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Home Demyelinating Diseases
Variants
Scenario Scenario ID Procedure Adult RRL Peds RRL Appropriateness Category
Demyelinating disease of the PNS suspected, chronic symmetric weakness, initial imaging 3199867
MRI brachial plexus without and with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually appropriate
MRI cervical and thoracic spine without and with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually appropriate
MRI lumbar spine without and with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually appropriate
MRI lumbosacral plexus without and with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually appropriate
MRI brachial plexus without IV contrast
0 mSv
O 		0 mSv [ped]
O 		May be appropriate
(Disagreement)
MRI cervical and thoracic spine without IV contrast
0 mSv
O 		0 mSv [ped]
O 		May be appropriate
MRI head without and with IV contrast
0 mSv
O 		0 mSv [ped]
O 		May be appropriate
MRI lumbar spine without IV contrast
0 mSv
O 		0 mSv [ped]
O 		May be appropriate
(Disagreement)
MRI lumbosacral plexus with IV contrast
0 mSv
O 		0 mSv [ped]
O 		May be appropriate
MRI lumbosacral plexus without IV contrast
0 mSv
O 		0 mSv [ped]
O 		May be appropriate
(Disagreement)
MRI brachial plexus with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRI cervical and thoracic spine with 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 head without IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRI lumbar spine with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRI orbits with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRI orbits without and with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRI orbits without IV contrast
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
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 lumbar spine with IV contrast
1-10 mSv
☢☢☢ 		3-10 mSv [ped]
☢☢☢☢ 		Usually not appropriate
CT lumbar spine without IV contrast
1-10 mSv
☢☢☢ 		3-10 mSv [ped]
☢☢☢☢ 		Usually not appropriate
CT orbits with IV contrast
1-10 mSv
☢☢☢ 		0.3-3 mSv [ped]
☢☢☢ 		Usually not appropriate
CT orbits without and with IV contrast
1-10 mSv
☢☢☢ 		0.3-3 mSv [ped]
☢☢☢ 		Usually not appropriate
CT orbits without IV contrast
1-10 mSv
☢☢☢ 		0.3-3 mSv [ped]
☢☢☢ 		Usually not appropriate
CT cervical and thoracic spine with IV contrast
10-30 mSv
☢☢☢☢
Usually not appropriate
CT cervical and thoracic spine without and with IV contrast
10-30 mSv
☢☢☢☢
Usually not appropriate
CT cervical and thoracic spine without IV contrast
10-30 mSv
☢☢☢☢
Usually not appropriate
CT lumbar spine without and with IV contrast
10-30 mSv
☢☢☢☢ 		3-10 mSv [ped]
☢☢☢☢ 		Usually not appropriate
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