The App is a Thyroid Nodule Classification Tool which allows the user to use a TIRADS calculator and provides access to the ATA and BTA classification guides. The institutions which provide the information within the app can be found in the references section of the app.
DISCLAIMER: The author makes no claims of the accuracy of the information contained herein; this information is for educational purposes only and is not a substitute for clinical judgment. This information is based upon the references provided in the App, but it is not officially endorsed by the ACR or any of the organizations referenced.