ACR AC Portal

Home Suspected Osteomyelitis, Septic Arthritis, or Soft Tissue Infection (Excluding Spine and Diabetic Foot)

Variants

Documents

Scenario

Scenario ID

Procedure

Adult RRL

Peds RRL

Appropriateness Category

Septic arthritis suspected, knee, initial imaging

3195458

Radiography knee

<0.1 mSv
☢

<0.03 mSv [ped]
☢

Usually appropriate

US knee

0 mSv
O

0 mSv [ped]
O

Usually not appropriate

MRI knee without and with IV contrast

0 mSv
O

0 mSv [ped]
O

Usually not appropriate

MRI knee without IV contrast

0 mSv
O

0 mSv [ped]
O

Usually not appropriate

CT knee with IV contrast

<0.1 mSv
☢

0.03-0.3 mSv [ped]
☢☢

Usually not appropriate

CT knee without and with IV contrast

<0.1 mSv
☢

0.03-0.3 mSv [ped]
☢☢

Usually not appropriate

CT knee without IV contrast

<0.1 mSv
☢

0.03-0.3 mSv [ped]
☢☢

Usually not appropriate

3-phase bone scan knee

1-10 mSv
☢☢☢

Usually not appropriate