C-RADS®

CT Colonography Reporting and Data System

ACR CT Colonography Reporting & Data System (C-RADS)

Current Release

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C-RADS is a quality assurance tool designed to standardize approach to the reporting of colorectal and extracolonic findings in patients.

Beyond clarity of communication to referring physicians, this scheme also provides the foundation to better evaluate results in clinical research and aids in the assessment of quality metrics and patient outcomes. Separate stratifications were developed for colorectal and extracolonic findings.


Further reading:

C-RADS v2023 Summary of Changes

Related Resources

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Licensing RADS content

License Information

Reporting and Data Systems (RADS) by the American College of Radiology are licensed under a Creative Commons Attribution-NoDerivatives 4.0 International License. Permissions beyond the scope of this license may be available by using our permission form. Contact us: rads@acr.org