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Home Acute Trauma to the Ankle
Variants
Scenario Scenario ID Procedure Adult RRL Peds RRL Appropriateness Category
Ankle trauma, no exclusionary criteria, fracture on radiography, next imaging study 3191921
MRI ankle without IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually appropriate
CT ankle without IV contrast
<0.1 mSv
☢ 		0.03-0.3 mSv [ped]
☢☢ 		Usually appropriate
Radiography ankle Broden’s view
<0.1 mSv
☢ 		<0.03 mSv [ped]
☢ 		May be appropriate
US ankle
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRI ankle without and with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
CT ankle with IV contrast
<0.1 mSv
☢ 		0.03-0.3 mSv [ped]
☢☢ 		Usually not appropriate
CT ankle without and with IV contrast
<0.1 mSv
☢ 		0.03-0.3 mSv [ped]
☢☢ 		Usually not appropriate
Bone scan ankle
1-10 mSv
☢☢☢ 		3-10 mSv [ped]
☢☢☢☢ 		Usually not appropriate