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Home Clinically Suspected Vascular Malformation of the Extremities
Variants
Scenario Scenario ID Procedure Adult RRL Peds RRL Appropriateness Category
Vascular murmur, knee 3157898
US duplex Doppler knee
0 mSv
O 		0 mSv [ped]
O 		Usually appropriate
MRA knee without and with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually appropriate
MRI knee without and with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually appropriate
CTA knee with IV contrast
0.1-1mSv
☢☢
Usually appropriate
US knee with IV contrast
0 mSv
O 		0 mSv [ped]
O 		May be appropriate
Arteriography knee
0.1-1mSv
☢☢
May be appropriate
MRA knee without IV contrast
0 mSv
O 		0 mSv [ped]
O 		May be appropriate
MRI knee without IV contrast
0 mSv
O 		0 mSv [ped]
O 		May be appropriate
CT knee with IV contrast
<0.1 mSv
☢ 		0.03-0.3 mSv [ped]
☢☢ 		May be appropriate
CT knee without and with IV contrast
<0.1 mSv
☢ 		0.03-0.3 mSv [ped]
☢☢ 		May be appropriate
Radiography knee
<0.1 mSv
☢ 		<0.03 mSv [ped]
☢ 		Usually not appropriate
CT knee without IV contrast
<0.1 mSv
☢ 		0.03-0.3 mSv [ped]
☢☢ 		Usually not appropriate