The American College of Radiology (ACR) offers the TRIAD (Transfer of Images and Data) cloud-based platform to support the exchange of images and associated data for clinical trials. TRIAD is integrated with the National Cancer Institute (NCI) National Clinical Trials Network (NCTN) core information technology systems.


The TRIAD website,, is a centralized resource for information about TRIAD use in clinical trials, ACR accreditation of images, and imaging registries.

ECOG-ACRIN Cancer Research Group