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Home Chronic Foot Pain
Variants
Scenario Scenario ID Procedure Adult RRL Peds RRL Appropriateness Category
Foot pain chronic, etiology unknown, initial imaging 3084044
Radiography foot
<0.1 mSv
☢ 		<0.03 mSv [ped]
☢ 		Usually appropriate
US foot
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
Image-guided anesthetic +/- corticosteroid injection foot or surrounding structures

Varies
Varies 		Usually not appropriate
MRI foot without and with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRI foot without IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
CT foot with IV contrast
<0.1 mSv
☢ 		0.03-0.3 mSv [ped]
☢☢ 		Usually not appropriate
CT foot without and with IV contrast
<0.1 mSv
☢ 		0.03-0.3 mSv [ped]
☢☢ 		Usually not appropriate
CT foot without IV contrast
<0.1 mSv
☢ 		0.03-0.3 mSv [ped]
☢☢ 		Usually not appropriate
Bone scan foot
1-10 mSv
☢☢☢ 		3-10 mSv [ped]
☢☢☢☢ 		Usually not appropriate
Scenario Scenario ID Procedure Adult RRL Peds RRL Appropriateness Category
Foot pain chronic, soft tissue origin suspected, radiography negative, next imaging study 3199656
US foot
0 mSv
O 		0 mSv [ped]
O 		Usually appropriate
MRI foot without IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually appropriate
Image-guided anesthetic +/- corticosteroid injection foot or surrounding structures

Varies
Varies 		May be appropriate
MRI foot without and with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
CT foot with IV contrast
<0.1 mSv
☢ 		0.03-0.3 mSv [ped]
☢☢ 		Usually not appropriate
CT foot without and with IV contrast
<0.1 mSv
☢ 		0.03-0.3 mSv [ped]
☢☢ 		Usually not appropriate
CT foot without IV contrast
<0.1 mSv
☢ 		0.03-0.3 mSv [ped]
☢☢ 		Usually not appropriate
Bone scan foot
1-10 mSv
☢☢☢ 		3-10 mSv [ped]
☢☢☢☢ 		Usually not appropriate
Foot pain chronic, muscle origin suspected, radiography negative, next imaging study 3199657
US foot
0 mSv
O 		0 mSv [ped]
O 		Usually appropriate
MRI foot without IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually appropriate
Image-guided anesthetic +/- corticosteroid injection foot or surrounding structures

Varies
Varies 		May be appropriate
MRI foot without and with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
CT foot with IV contrast
<0.1 mSv
☢ 		0.03-0.3 mSv [ped]
☢☢ 		Usually not appropriate
CT foot without and with IV contrast
<0.1 mSv
☢ 		0.03-0.3 mSv [ped]
☢☢ 		Usually not appropriate
CT foot without IV contrast
<0.1 mSv
☢ 		0.03-0.3 mSv [ped]
☢☢ 		Usually not appropriate
Bone scan foot
1-10 mSv
☢☢☢ 		3-10 mSv [ped]
☢☢☢☢ 		Usually not appropriate
Foot pain chronic, fascia origin suspected, radiography negative, next imaging study 3199658
US foot
0 mSv
O 		0 mSv [ped]
O 		Usually appropriate
MRI foot without IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually appropriate
Image-guided anesthetic +/- corticosteroid injection foot or surrounding structures

Varies
Varies 		May be appropriate
MRI foot without and with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
CT foot with IV contrast
<0.1 mSv
☢ 		0.03-0.3 mSv [ped]
☢☢ 		Usually not appropriate
CT foot without and with IV contrast
<0.1 mSv
☢ 		0.03-0.3 mSv [ped]
☢☢ 		Usually not appropriate
CT foot without IV contrast
<0.1 mSv
☢ 		0.03-0.3 mSv [ped]
☢☢ 		Usually not appropriate
Bone scan foot
1-10 mSv
☢☢☢ 		3-10 mSv [ped]
☢☢☢☢ 		Usually not appropriate
Foot pain chronic, ligament origin suspected, radiography negative, next imaging study 3199659
US foot
0 mSv
O 		0 mSv [ped]
O 		Usually appropriate
MRI foot without IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually appropriate
Image-guided anesthetic +/- corticosteroid injection foot or surrounding structures

Varies
Varies 		May be appropriate
MRI foot without and with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
CT foot with IV contrast
<0.1 mSv
☢ 		0.03-0.3 mSv [ped]
☢☢ 		Usually not appropriate
CT foot without and with IV contrast
<0.1 mSv
☢ 		0.03-0.3 mSv [ped]
☢☢ 		Usually not appropriate
CT foot without IV contrast
<0.1 mSv
☢ 		0.03-0.3 mSv [ped]
☢☢ 		Usually not appropriate
Bone scan foot
1-10 mSv
☢☢☢ 		3-10 mSv [ped]
☢☢☢☢ 		Usually not appropriate
Foot pain chronic, tendon origin suspected, radiography negative, next imaging study 3199660
US foot
0 mSv
O 		0 mSv [ped]
O 		Usually appropriate
MRI foot without IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually appropriate
Image-guided anesthetic +/- corticosteroid injection foot or surrounding structures

Varies
Varies 		May be appropriate
MRI foot without and with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
CT foot with IV contrast
<0.1 mSv
☢ 		0.03-0.3 mSv [ped]
☢☢ 		Usually not appropriate
CT foot without and with IV contrast
<0.1 mSv
☢ 		0.03-0.3 mSv [ped]
☢☢ 		Usually not appropriate
CT foot without IV contrast
<0.1 mSv
☢ 		0.03-0.3 mSv [ped]
☢☢ 		Usually not appropriate
Bone scan foot
1-10 mSv
☢☢☢ 		3-10 mSv [ped]
☢☢☢☢ 		Usually not appropriate
Foot pain chronic, soft tissue origin suspected, radiography indeterminate, next imaging study 3199661
US foot
0 mSv
O 		0 mSv [ped]
O 		Usually appropriate
MRI foot without IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually appropriate
Image-guided anesthetic +/- corticosteroid injection foot or surrounding structures

Varies
Varies 		May be appropriate
MRI foot without and with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
CT foot with IV contrast
<0.1 mSv
☢ 		0.03-0.3 mSv [ped]
☢☢ 		Usually not appropriate
CT foot without and with IV contrast
<0.1 mSv
☢ 		0.03-0.3 mSv [ped]
☢☢ 		Usually not appropriate
CT foot without IV contrast
<0.1 mSv
☢ 		0.03-0.3 mSv [ped]
☢☢ 		Usually not appropriate
Bone scan foot
1-10 mSv
☢☢☢ 		3-10 mSv [ped]
☢☢☢☢ 		Usually not appropriate
Foot pain chronic, muscle origin suspected, radiography indeterminate, next imaging study 3199662
US foot
0 mSv
O 		0 mSv [ped]
O 		Usually appropriate
MRI foot without IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually appropriate
Image-guided anesthetic +/- corticosteroid injection foot or surrounding structures

Varies
Varies 		May be appropriate
MRI foot without and with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
CT foot with IV contrast
<0.1 mSv
☢ 		0.03-0.3 mSv [ped]
☢☢ 		Usually not appropriate
CT foot without and with IV contrast
<0.1 mSv
☢ 		0.03-0.3 mSv [ped]
☢☢ 		Usually not appropriate
CT foot without IV contrast
<0.1 mSv
☢ 		0.03-0.3 mSv [ped]
☢☢ 		Usually not appropriate
Bone scan foot
1-10 mSv
☢☢☢ 		3-10 mSv [ped]
☢☢☢☢ 		Usually not appropriate
Foot pain chronic, fascia origin suspected, radiography indeterminate, next imaging study 3199663
US foot
0 mSv
O 		0 mSv [ped]
O 		Usually appropriate
MRI foot without IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually appropriate
Image-guided anesthetic +/- corticosteroid injection foot or surrounding structures

Varies
Varies 		May be appropriate
MRI foot without and with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
CT foot with IV contrast
<0.1 mSv
☢ 		0.03-0.3 mSv [ped]
☢☢ 		Usually not appropriate
CT foot without and with IV contrast
<0.1 mSv
☢ 		0.03-0.3 mSv [ped]
☢☢ 		Usually not appropriate
CT foot without IV contrast
<0.1 mSv
☢ 		0.03-0.3 mSv [ped]
☢☢ 		Usually not appropriate
Bone scan foot
1-10 mSv
☢☢☢ 		3-10 mSv [ped]
☢☢☢☢ 		Usually not appropriate
Foot pain chronic, ligament origin suspected, radiography indeterminate, next imaging study 3199664
US foot
0 mSv
O 		0 mSv [ped]
O 		Usually appropriate
MRI foot without IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually appropriate
Image-guided anesthetic +/- corticosteroid injection foot or surrounding structures

Varies
Varies 		May be appropriate
MRI foot without and with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
CT foot with IV contrast
<0.1 mSv
☢ 		0.03-0.3 mSv [ped]
☢☢ 		Usually not appropriate
CT foot without and with IV contrast
<0.1 mSv
☢ 		0.03-0.3 mSv [ped]
☢☢ 		Usually not appropriate
CT foot without IV contrast
<0.1 mSv
☢ 		0.03-0.3 mSv [ped]
☢☢ 		Usually not appropriate
Bone scan foot
1-10 mSv
☢☢☢ 		3-10 mSv [ped]
☢☢☢☢ 		Usually not appropriate
Foot pain chronic, tendon origin suspected, radiography indeterminate, next imaging study 3199665
US foot
0 mSv
O 		0 mSv [ped]
O 		Usually appropriate
MRI foot without IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually appropriate
Image-guided anesthetic +/- corticosteroid injection foot or surrounding structures

Varies
Varies 		May be appropriate
MRI foot without and with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
CT foot with IV contrast
<0.1 mSv
☢ 		0.03-0.3 mSv [ped]
☢☢ 		Usually not appropriate
CT foot without and with IV contrast
<0.1 mSv
☢ 		0.03-0.3 mSv [ped]
☢☢ 		Usually not appropriate
CT foot without IV contrast
<0.1 mSv
☢ 		0.03-0.3 mSv [ped]
☢☢ 		Usually not appropriate
Bone scan foot
1-10 mSv
☢☢☢ 		3-10 mSv [ped]
☢☢☢☢ 		Usually not appropriate
Scenario Scenario ID Procedure Adult RRL Peds RRL Appropriateness Category
Foot pain chronic, occult fracture suspected, radiography indeterminate, next imaging study 3199667
MRI foot without IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually appropriate
CT foot without IV contrast
<0.1 mSv
☢ 		0.03-0.3 mSv [ped]
☢☢ 		Usually appropriate
US foot
0 mSv
O 		0 mSv [ped]
O 		May be appropriate
Image-guided anesthetic +/- corticosteroid injection foot or surrounding structures

Varies
Varies 		May be appropriate
MRI foot without and with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
CT foot with IV contrast
<0.1 mSv
☢ 		0.03-0.3 mSv [ped]
☢☢ 		Usually not appropriate
CT foot without and with IV contrast
<0.1 mSv
☢ 		0.03-0.3 mSv [ped]
☢☢ 		Usually not appropriate
Bone scan foot
1-10 mSv
☢☢☢ 		3-10 mSv [ped]
☢☢☢☢ 		Usually not appropriate
Foot pain chronic, painful ossicles suspected, radiography indeterminate, next imaging study 3199668
MRI foot without IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually appropriate
CT foot without IV contrast
<0.1 mSv
☢ 		0.03-0.3 mSv [ped]
☢☢ 		Usually appropriate
US foot
0 mSv
O 		0 mSv [ped]
O 		May be appropriate
Image-guided anesthetic +/- corticosteroid injection foot or surrounding structures

Varies
Varies 		May be appropriate
MRI foot without and with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
CT foot with IV contrast
<0.1 mSv
☢ 		0.03-0.3 mSv [ped]
☢☢ 		Usually not appropriate
CT foot without and with IV contrast
<0.1 mSv
☢ 		0.03-0.3 mSv [ped]
☢☢ 		Usually not appropriate
Bone scan foot
1-10 mSv
☢☢☢ 		3-10 mSv [ped]
☢☢☢☢ 		Usually not appropriate
Foot pain chronic, osseous pain suspected, radiography indeterminate, next imaging study 3199669
MRI foot without IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually appropriate
CT foot without IV contrast
<0.1 mSv
☢ 		0.03-0.3 mSv [ped]
☢☢ 		Usually appropriate
US foot
0 mSv
O 		0 mSv [ped]
O 		May be appropriate
Image-guided anesthetic +/- corticosteroid injection foot or surrounding structures

Varies
Varies 		May be appropriate
MRI foot without and with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
CT foot with IV contrast
<0.1 mSv
☢ 		0.03-0.3 mSv [ped]
☢☢ 		Usually not appropriate
CT foot without and with IV contrast
<0.1 mSv
☢ 		0.03-0.3 mSv [ped]
☢☢ 		Usually not appropriate
Bone scan foot
1-10 mSv
☢☢☢ 		3-10 mSv [ped]
☢☢☢☢ 		Usually not appropriate
Foot pain chronic, occult fracture suspected, radiography negative, next imaging study 3199670
MRI foot without IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually appropriate
CT foot without IV contrast
<0.1 mSv
☢ 		0.03-0.3 mSv [ped]
☢☢ 		Usually appropriate
US foot
0 mSv
O 		0 mSv [ped]
O 		May be appropriate
Image-guided anesthetic +/- corticosteroid injection foot or surrounding structures

Varies
Varies 		May be appropriate
MRI foot without and with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
CT foot with IV contrast
<0.1 mSv
☢ 		0.03-0.3 mSv [ped]
☢☢ 		Usually not appropriate
CT foot without and with IV contrast
<0.1 mSv
☢ 		0.03-0.3 mSv [ped]
☢☢ 		Usually not appropriate
Bone scan foot
1-10 mSv
☢☢☢ 		3-10 mSv [ped]
☢☢☢☢ 		Usually not appropriate
Foot pain chronic, painful ossicles suspected, radiography negative, next imaging study 3199671
MRI foot without IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually appropriate
CT foot without IV contrast
<0.1 mSv
☢ 		0.03-0.3 mSv [ped]
☢☢ 		Usually appropriate
US foot
0 mSv
O 		0 mSv [ped]
O 		May be appropriate
Image-guided anesthetic +/- corticosteroid injection foot or surrounding structures

Varies
Varies 		May be appropriate
MRI foot without and with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
CT foot with IV contrast
<0.1 mSv
☢ 		0.03-0.3 mSv [ped]
☢☢ 		Usually not appropriate
CT foot without and with IV contrast
<0.1 mSv
☢ 		0.03-0.3 mSv [ped]
☢☢ 		Usually not appropriate
Bone scan foot
1-10 mSv
☢☢☢ 		3-10 mSv [ped]
☢☢☢☢ 		Usually not appropriate
Foot pain chronic, osseous pain suspected, radiography negative, next imaging study 3199672
MRI foot without IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually appropriate
CT foot without IV contrast
<0.1 mSv
☢ 		0.03-0.3 mSv [ped]
☢☢ 		Usually appropriate
US foot
0 mSv
O 		0 mSv [ped]
O 		May be appropriate
Image-guided anesthetic +/- corticosteroid injection foot or surrounding structures

Varies
Varies 		May be appropriate
MRI foot without and with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
CT foot with IV contrast
<0.1 mSv
☢ 		0.03-0.3 mSv [ped]
☢☢ 		Usually not appropriate
CT foot without and with IV contrast
<0.1 mSv
☢ 		0.03-0.3 mSv [ped]
☢☢ 		Usually not appropriate
Bone scan foot
1-10 mSv
☢☢☢ 		3-10 mSv [ped]
☢☢☢☢ 		Usually not appropriate
Scenario Scenario ID Procedure Adult RRL Peds RRL Appropriateness Category
Foot pain chronic, osteochondral lesion suspected, radiography negative, next imaging study 3199674
MRI foot without IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually appropriate
CT foot without IV contrast
<0.1 mSv
☢ 		0.03-0.3 mSv [ped]
☢☢ 		Usually appropriate
US foot
0 mSv
O 		0 mSv [ped]
O 		May be appropriate
Image-guided anesthetic +/- corticosteroid injection foot or surrounding structures

Varies
Varies 		May be appropriate
MR arthrography foot
0 mSv
O 		0 mSv [ped]
O 		May be appropriate
MRI foot without and with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
CT foot with IV contrast
<0.1 mSv
☢ 		0.03-0.3 mSv [ped]
☢☢ 		Usually not appropriate
CT foot without and with IV contrast
<0.1 mSv
☢ 		0.03-0.3 mSv [ped]
☢☢ 		Usually not appropriate
Bone scan foot
1-10 mSv
☢☢☢ 		3-10 mSv [ped]
☢☢☢☢ 		Usually not appropriate
Foot pain chronic, cartilage abnormality suspected, radiography negative, next imaging study 3199675
MRI foot without IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually appropriate
CT foot without IV contrast
<0.1 mSv
☢ 		0.03-0.3 mSv [ped]
☢☢ 		Usually appropriate
US foot
0 mSv
O 		0 mSv [ped]
O 		May be appropriate
Image-guided anesthetic +/- corticosteroid injection foot or surrounding structures

Varies
Varies 		May be appropriate
MR arthrography foot
0 mSv
O 		0 mSv [ped]
O 		May be appropriate
MRI foot without and with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
CT foot with IV contrast
<0.1 mSv
☢ 		0.03-0.3 mSv [ped]
☢☢ 		Usually not appropriate
CT foot without and with IV contrast
<0.1 mSv
☢ 		0.03-0.3 mSv [ped]
☢☢ 		Usually not appropriate
Bone scan foot
1-10 mSv
☢☢☢ 		3-10 mSv [ped]
☢☢☢☢ 		Usually not appropriate
Foot pain chronic, degenerative joint disease suspected, radiography negative, next imaging study 3199676
MRI foot without IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually appropriate
CT foot without IV contrast
<0.1 mSv
☢ 		0.03-0.3 mSv [ped]
☢☢ 		Usually appropriate
US foot
0 mSv
O 		0 mSv [ped]
O 		May be appropriate
Image-guided anesthetic +/- corticosteroid injection foot or surrounding structures

Varies
Varies 		May be appropriate
MR arthrography foot
0 mSv
O 		0 mSv [ped]
O 		May be appropriate
MRI foot without and with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
CT foot with IV contrast
<0.1 mSv
☢ 		0.03-0.3 mSv [ped]
☢☢ 		Usually not appropriate
CT foot without and with IV contrast
<0.1 mSv
☢ 		0.03-0.3 mSv [ped]
☢☢ 		Usually not appropriate
Bone scan foot
1-10 mSv
☢☢☢ 		3-10 mSv [ped]
☢☢☢☢ 		Usually not appropriate
Foot pain chronic, articular origin suspected, radiography negative, next imaging study 3199677
MRI foot without IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually appropriate
CT foot without IV contrast
<0.1 mSv
☢ 		0.03-0.3 mSv [ped]
☢☢ 		Usually appropriate
US foot
0 mSv
O 		0 mSv [ped]
O 		May be appropriate
Image-guided anesthetic +/- corticosteroid injection foot or surrounding structures

Varies
Varies 		May be appropriate
MR arthrography foot
0 mSv
O 		0 mSv [ped]
O 		May be appropriate
MRI foot without and with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
CT foot with IV contrast
<0.1 mSv
☢ 		0.03-0.3 mSv [ped]
☢☢ 		Usually not appropriate
CT foot without and with IV contrast
<0.1 mSv
☢ 		0.03-0.3 mSv [ped]
☢☢ 		Usually not appropriate
Bone scan foot
1-10 mSv
☢☢☢ 		3-10 mSv [ped]
☢☢☢☢ 		Usually not appropriate
Foot pain chronic, osteochondral lesion suspected, radiography indeterminate, next imaging study 3199678
MRI foot without IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually appropriate
CT foot without IV contrast
<0.1 mSv
☢ 		0.03-0.3 mSv [ped]
☢☢ 		Usually appropriate
US foot
0 mSv
O 		0 mSv [ped]
O 		May be appropriate
Image-guided anesthetic +/- corticosteroid injection foot or surrounding structures

Varies
Varies 		May be appropriate
MR arthrography foot
0 mSv
O 		0 mSv [ped]
O 		May be appropriate
MRI foot without and with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
CT foot with IV contrast
<0.1 mSv
☢ 		0.03-0.3 mSv [ped]
☢☢ 		Usually not appropriate
CT foot without and with IV contrast
<0.1 mSv
☢ 		0.03-0.3 mSv [ped]
☢☢ 		Usually not appropriate
Bone scan foot
1-10 mSv
☢☢☢ 		3-10 mSv [ped]
☢☢☢☢ 		Usually not appropriate
Foot pain chronic, cartilage abnormality suspected, radiography indeterminate, next imaging study 3199679
MRI foot without IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually appropriate
CT foot without IV contrast
<0.1 mSv
☢ 		0.03-0.3 mSv [ped]
☢☢ 		Usually appropriate
US foot
0 mSv
O 		0 mSv [ped]
O 		May be appropriate
Image-guided anesthetic +/- corticosteroid injection foot or surrounding structures

Varies
Varies 		May be appropriate
MR arthrography foot
0 mSv
O 		0 mSv [ped]
O 		May be appropriate
MRI foot without and with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
CT foot with IV contrast
<0.1 mSv
☢ 		0.03-0.3 mSv [ped]
☢☢ 		Usually not appropriate
CT foot without and with IV contrast
<0.1 mSv
☢ 		0.03-0.3 mSv [ped]
☢☢ 		Usually not appropriate
Bone scan foot
1-10 mSv
☢☢☢ 		3-10 mSv [ped]
☢☢☢☢ 		Usually not appropriate
Foot pain chronic, degenerative joint disease suspected, radiography indeterminate, next imaging study 3199680
MRI foot without IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually appropriate
CT foot without IV contrast
<0.1 mSv
☢ 		0.03-0.3 mSv [ped]
☢☢ 		Usually appropriate
US foot
0 mSv
O 		0 mSv [ped]
O 		May be appropriate
Image-guided anesthetic +/- corticosteroid injection foot or surrounding structures

Varies
Varies 		May be appropriate
MR arthrography foot
0 mSv
O 		0 mSv [ped]
O 		May be appropriate
MRI foot without and with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
CT foot with IV contrast
<0.1 mSv
☢ 		0.03-0.3 mSv [ped]
☢☢ 		Usually not appropriate
CT foot without and with IV contrast
<0.1 mSv
☢ 		0.03-0.3 mSv [ped]
☢☢ 		Usually not appropriate
Bone scan foot
1-10 mSv
☢☢☢ 		3-10 mSv [ped]
☢☢☢☢ 		Usually not appropriate
Foot pain chronic, articular origin suspected, radiography indeterminate, next imaging study 3199681
MRI foot without IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually appropriate
CT foot without IV contrast
<0.1 mSv
☢ 		0.03-0.3 mSv [ped]
☢☢ 		Usually appropriate
US foot
0 mSv
O 		0 mSv [ped]
O 		May be appropriate
Image-guided anesthetic +/- corticosteroid injection foot or surrounding structures

Varies
Varies 		May be appropriate
MR arthrography foot
0 mSv
O 		0 mSv [ped]
O 		May be appropriate
MRI foot without and with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
CT foot with IV contrast
<0.1 mSv
☢ 		0.03-0.3 mSv [ped]
☢☢ 		Usually not appropriate
CT foot without and with IV contrast
<0.1 mSv
☢ 		0.03-0.3 mSv [ped]
☢☢ 		Usually not appropriate
Bone scan foot
1-10 mSv
☢☢☢ 		3-10 mSv [ped]
☢☢☢☢ 		Usually not appropriate
Scenario Scenario ID Procedure Adult RRL Peds RRL Appropriateness Category
Foot pain chronic, foreign body suspected, radiography indeterminate, next imaging study 3199683
US foot
0 mSv
O 		0 mSv [ped]
O 		Usually appropriate
MRI foot without and with IV contrast
0 mSv
O 		0 mSv [ped]
O 		May be appropriate
MRI foot without IV contrast
0 mSv
O 		0 mSv [ped]
O 		May be appropriate
CT foot with IV contrast
<0.1 mSv
☢ 		0.03-0.3 mSv [ped]
☢☢ 		May be appropriate
CT foot without IV contrast
<0.1 mSv
☢ 		0.03-0.3 mSv [ped]
☢☢ 		May be appropriate
Image-guided anesthetic +/- corticosteroid injection foot or surrounding structures

Varies
Varies 		Usually not appropriate
CT foot without and with IV contrast
<0.1 mSv
☢ 		0.03-0.3 mSv [ped]
☢☢ 		Usually not appropriate
Bone scan foot
1-10 mSv
☢☢☢ 		3-10 mSv [ped]
☢☢☢☢ 		Usually not appropriate
Foot pain chronic, foreign body suspected, radiography negative, next imaging study 3199684
US foot
0 mSv
O 		0 mSv [ped]
O 		Usually appropriate
MRI foot without and with IV contrast
0 mSv
O 		0 mSv [ped]
O 		May be appropriate
MRI foot without IV contrast
0 mSv
O 		0 mSv [ped]
O 		May be appropriate
CT foot with IV contrast
<0.1 mSv
☢ 		0.03-0.3 mSv [ped]
☢☢ 		May be appropriate
CT foot without IV contrast
<0.1 mSv
☢ 		0.03-0.3 mSv [ped]
☢☢ 		May be appropriate
Image-guided anesthetic +/- corticosteroid injection foot or surrounding structures

Varies
Varies 		Usually not appropriate
CT foot without and with IV contrast
<0.1 mSv
☢ 		0.03-0.3 mSv [ped]
☢☢ 		Usually not appropriate
Bone scan foot
1-10 mSv
☢☢☢ 		3-10 mSv [ped]
☢☢☢☢ 		Usually not appropriate
Scenario Scenario ID Procedure Adult RRL Peds RRL Appropriateness Category
Foot pain chronic, baxter neuropathy suspected, radiography negative, next imaging study 3199686
MRI foot without IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually appropriate
US foot
0 mSv
O 		0 mSv [ped]
O 		May be appropriate
Image-guided anesthetic +/- corticosteroid injection foot or surrounding structures

Varies
Varies 		May be appropriate
(Disagreement)
MRI foot without and with IV contrast
0 mSv
O 		0 mSv [ped]
O 		May be appropriate
3-phase bone scan foot
1-10 mSv
☢☢☢
May be appropriate
CT foot with IV contrast
<0.1 mSv
☢ 		0.03-0.3 mSv [ped]
☢☢ 		Usually not appropriate
CT foot without and with IV contrast
<0.1 mSv
☢ 		0.03-0.3 mSv [ped]
☢☢ 		Usually not appropriate
CT foot without IV contrast
<0.1 mSv
☢ 		0.03-0.3 mSv [ped]
☢☢ 		Usually not appropriate
Bone scan foot
1-10 mSv
☢☢☢ 		3-10 mSv [ped]
☢☢☢☢ 		Usually not appropriate
Foot pain chronic, complex regional pain syndrome suspected, radiography negative, next imaging study 3199687
MRI foot without IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually appropriate
US foot
0 mSv
O 		0 mSv [ped]
O 		May be appropriate
Image-guided anesthetic +/- corticosteroid injection foot or surrounding structures

Varies
Varies 		May be appropriate
(Disagreement)
MRI foot without and with IV contrast
0 mSv
O 		0 mSv [ped]
O 		May be appropriate
3-phase bone scan foot
1-10 mSv
☢☢☢
May be appropriate
CT foot with IV contrast
<0.1 mSv
☢ 		0.03-0.3 mSv [ped]
☢☢ 		Usually not appropriate
CT foot without and with IV contrast
<0.1 mSv
☢ 		0.03-0.3 mSv [ped]
☢☢ 		Usually not appropriate
CT foot without IV contrast
<0.1 mSv
☢ 		0.03-0.3 mSv [ped]
☢☢ 		Usually not appropriate
Bone scan foot
1-10 mSv
☢☢☢ 		3-10 mSv [ped]
☢☢☢☢ 		Usually not appropriate
Foot pain chronic, entrapment syndrome suspected, radiography negative, next imaging study 3199688
MRI foot without IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually appropriate
US foot
0 mSv
O 		0 mSv [ped]
O 		May be appropriate
Image-guided anesthetic +/- corticosteroid injection foot or surrounding structures

Varies
Varies 		May be appropriate
(Disagreement)
MRI foot without and with IV contrast
0 mSv
O 		0 mSv [ped]
O 		May be appropriate
3-phase bone scan foot
1-10 mSv
☢☢☢
May be appropriate
CT foot with IV contrast
<0.1 mSv
☢ 		0.03-0.3 mSv [ped]
☢☢ 		Usually not appropriate
CT foot without and with IV contrast
<0.1 mSv
☢ 		0.03-0.3 mSv [ped]
☢☢ 		Usually not appropriate
CT foot without IV contrast
<0.1 mSv
☢ 		0.03-0.3 mSv [ped]
☢☢ 		Usually not appropriate
Bone scan foot
1-10 mSv
☢☢☢ 		3-10 mSv [ped]
☢☢☢☢ 		Usually not appropriate
Foot pain chronic, neurogenic origin suspected, radiography negative, next imaging study 3199689
MRI foot without IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually appropriate
US foot
0 mSv
O 		0 mSv [ped]
O 		May be appropriate
Image-guided anesthetic +/- corticosteroid injection foot or surrounding structures

Varies
Varies 		May be appropriate
(Disagreement)
MRI foot without and with IV contrast
0 mSv
O 		0 mSv [ped]
O 		May be appropriate
3-phase bone scan foot
1-10 mSv
☢☢☢
May be appropriate
CT foot with IV contrast
<0.1 mSv
☢ 		0.03-0.3 mSv [ped]
☢☢ 		Usually not appropriate
CT foot without and with IV contrast
<0.1 mSv
☢ 		0.03-0.3 mSv [ped]
☢☢ 		Usually not appropriate
CT foot without IV contrast
<0.1 mSv
☢ 		0.03-0.3 mSv [ped]
☢☢ 		Usually not appropriate
Bone scan foot
1-10 mSv
☢☢☢ 		3-10 mSv [ped]
☢☢☢☢ 		Usually not appropriate
Foot pain chronic, baxter neuropathy suspected, radiography indeterminate, next imaging study 3199690
MRI foot without IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually appropriate
US foot
0 mSv
O 		0 mSv [ped]
O 		May be appropriate
Image-guided anesthetic +/- corticosteroid injection foot or surrounding structures

Varies
Varies 		May be appropriate
(Disagreement)
MRI foot without and with IV contrast
0 mSv
O 		0 mSv [ped]
O 		May be appropriate
3-phase bone scan foot
1-10 mSv
☢☢☢
May be appropriate
CT foot with IV contrast
<0.1 mSv
☢ 		0.03-0.3 mSv [ped]
☢☢ 		Usually not appropriate
CT foot without and with IV contrast
<0.1 mSv
☢ 		0.03-0.3 mSv [ped]
☢☢ 		Usually not appropriate
CT foot without IV contrast
<0.1 mSv
☢ 		0.03-0.3 mSv [ped]
☢☢ 		Usually not appropriate
Bone scan foot
1-10 mSv
☢☢☢ 		3-10 mSv [ped]
☢☢☢☢ 		Usually not appropriate
Foot pain chronic, complex regional pain syndrome suspected, radiography indeterminate, next imaging study 3199691
MRI foot without IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually appropriate
US foot
0 mSv
O 		0 mSv [ped]
O 		May be appropriate
Image-guided anesthetic +/- corticosteroid injection foot or surrounding structures

Varies
Varies 		May be appropriate
(Disagreement)
MRI foot without and with IV contrast
0 mSv
O 		0 mSv [ped]
O 		May be appropriate
3-phase bone scan foot
1-10 mSv
☢☢☢
May be appropriate
CT foot with IV contrast
<0.1 mSv
☢ 		0.03-0.3 mSv [ped]
☢☢ 		Usually not appropriate
CT foot without and with IV contrast
<0.1 mSv
☢ 		0.03-0.3 mSv [ped]
☢☢ 		Usually not appropriate
CT foot without IV contrast
<0.1 mSv
☢ 		0.03-0.3 mSv [ped]
☢☢ 		Usually not appropriate
Bone scan foot
1-10 mSv
☢☢☢ 		3-10 mSv [ped]
☢☢☢☢ 		Usually not appropriate
Foot pain chronic, entrapment syndrome suspected, radiography indeterminate, next imaging study 3199692
MRI foot without IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually appropriate
US foot
0 mSv
O 		0 mSv [ped]
O 		May be appropriate
Image-guided anesthetic +/- corticosteroid injection foot or surrounding structures

Varies
Varies 		May be appropriate
(Disagreement)
MRI foot without and with IV contrast
0 mSv
O 		0 mSv [ped]
O 		May be appropriate
3-phase bone scan foot
1-10 mSv
☢☢☢
May be appropriate
CT foot with IV contrast
<0.1 mSv
☢ 		0.03-0.3 mSv [ped]
☢☢ 		Usually not appropriate
CT foot without and with IV contrast
<0.1 mSv
☢ 		0.03-0.3 mSv [ped]
☢☢ 		Usually not appropriate
CT foot without IV contrast
<0.1 mSv
☢ 		0.03-0.3 mSv [ped]
☢☢ 		Usually not appropriate
Bone scan foot
1-10 mSv
☢☢☢ 		3-10 mSv [ped]
☢☢☢☢ 		Usually not appropriate
Foot pain chronic, neurogenic origin suspected, radiography indeterminate, next imaging study 3199693
MRI foot without IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually appropriate
US foot
0 mSv
O 		0 mSv [ped]
O 		May be appropriate
Image-guided anesthetic +/- corticosteroid injection foot or surrounding structures

Varies
Varies 		May be appropriate
(Disagreement)
MRI foot without and with IV contrast
0 mSv
O 		0 mSv [ped]
O 		May be appropriate
3-phase bone scan foot
1-10 mSv
☢☢☢
May be appropriate
CT foot with IV contrast
<0.1 mSv
☢ 		0.03-0.3 mSv [ped]
☢☢ 		Usually not appropriate
CT foot without and with IV contrast
<0.1 mSv
☢ 		0.03-0.3 mSv [ped]
☢☢ 		Usually not appropriate
CT foot without IV contrast
<0.1 mSv
☢ 		0.03-0.3 mSv [ped]
☢☢ 		Usually not appropriate
Bone scan foot
1-10 mSv
☢☢☢ 		3-10 mSv [ped]
☢☢☢☢ 		Usually not appropriate
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