ACR Guidance2.310 - App Store

The ACR(R) Guidance App provides interactive mobile access to select clinical guidance content from the ACR website. Download to access the ACR Contrast Reaction Cards, Reporting and Data Systems (RADS), and Incidental Findings (IF) content.

This app is intended for healthcare professionals such as radiologists, oncologists, referring physicians, and medical students who desire on the go reference materials from ACR. This app is not a medical device and should not be considered as one.

ACR provides this mobile app for reference purposes only. It is not intended to substitute for the independent clinical judgment of a physician or other health care professional user. A physician or other user is solely responsible for verifying the currency and applicability of app content to a particular clinical situation and thus assumes all risk of use. As allowable under applicable law, ACR and ACR’s employees, officers, directors, agents, contractors and volunteers will not be liable for any damages arising out of the use or misuse of the app, its content, or calculations. This includes but is not limited to a user’s inability to access the app or any loss or corruption of a user’s data.

Version History - Updated app icon
- Refreshed home screen design
- Navigation issue resolved 2.310 Feb 28 Resolved issues with navigation buttons on select screens for consistent user experience
Resolved display issues from platform migration 2.303 09/20/2024 - Upgraded the platform to .NET MAUI
- Updated the information on the location screen 2.301 08/21/2024 Update includes new disclaimer language to Incidental Findings 2.210 03/22/2024 Bug fixes of navigation headers. 2.205 12/21/2023 Journal article links and flow diagram images added to Incidental Findings 2.200 06/29/2023 Updates to O-RADS Calculator Tables, Governing Concepts, and cystic/solid lesion logic 2.109 05/03/2023 Major release with various APP updates that coincides with ACR Ovarian-Adnexal Reporting and Data Systems (O-RADS™) Ultrasound 2022 Assessment Categories and Management System. For more details, please visit https://www.acr.org/Clinical-Resources/Reporting-and-Data-Systems/O-RADS 2.101 01/30/2023 Bug fixes of navigation headers. 2.84 02/01/2022 The new release of ACR Contrast Reaction App. 2.83 12/28/2021 Correction appropriately displaying page header for maximum lesion diameter 2.78 06/03/2021 Corrected descriptors for peritoneal inclusion cyst. 2.76 02/03/2021 The new release has the following changes in the Ovarian/Adnexal Reporting and Data System (O-RADS):
1. Corrected assessment of smooth solid lesions, CS 2-3
2. Added "unexplained" to ascites assessment 2.74 12/18/2020 Updated ORADS 2 Table Content. 2.67 11/04/2020 The new release includes access to the Ovarian-Adnexal Reporting and Data Systems (O-RADS™) Ultrasound content from the ACR. 2.64 10/31/2020 The new release includes access to the Ovarian-Adnexal Reporting and Data Systems (O-RADS™) Ultrasound content from the ACR. 2.63 10/22/2020 The new release includes access to the Ovarian-Adnexal Reporting and Data Systems (O-RADS™) Ultrasound content from the ACR. 2.61 10/21/2020 The new release includes access to the Ovarian-Adnexal Reporting and Data Systems (O-RADS™) Ultrasound content from the ACR. 2.58 10/20/2020 1.0 11/23/2019