Oct. 29, 2026

ACR® released an update to its ACR Appropriateness Criteria® (ACR AC) this week with one new and one revised topic addressing lung diseases. Both topics were developed by the ACR Appropriateness Criteria Expert Panels on Thoracic Imaging.

The new topic is:

The updated topic is:

ACR AC now covers 280 diagnostic imaging and interventional radiology topics with 1,380 variants covering more than 4,200 clinical scenarios and 228 patient-friendly AC summaries.

More information about ACR AC is available on the ACR website. If you have questions, contact Sadaf Ulomi, ACR Program Manager, Clinical Guidelines.

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