The ACR® 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.