GIST Risk Calculator Is Accessible Online (IMAGE) Netmedi Caption The digital calculator predicts the risk for GIST recurrence based on tumor size, mitotic count, tumor site and rupture. Credit Netmedi Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.