ACR Appropriateness Criteria topics for diagnostic imaging exams expand

The American College of Radiology (ACR) has released an update to the ACR Appropriateness Criteria, evidence-based guidelines for diagnostic imaging examination selection and image-guided interventional procedures. The update includes seven new and 19 revised topics, which have been added to 186 topics with 914 clinical variants covering more than 1,600 clinical scenarios.

The new topics include:

• Abdominal aortic aneurysm follow0up (without repair)
• Acute mental status change, delirium, and new onset psychosis
• Nonatherosclerotic peripheral arterial disease
• Scoliosis-Child
• Suspected appendicitis - Child•Suspected spine trauma - Child
• Thyroid disease

Each topic contains a narrative, an evidence table, and a literature search summary. An appendix that includes a strength of evidence assessment for each of the recommendations and additional details about the rating round tabulations is also available for new and revised topics in this release.