Overview
- A Radiology paper published in June 2026 reports that three commercial AI computer‑aided detection systems assigned higher cancer risk scores to mammograms years before radiologist diagnosis.
- The team retrospectively applied the tools to 88,963 mammograms from 31,394 patients in the Swedish VAI‑B database and found elevated AI scores in people later diagnosed with cancer.
- At a fixed specificity of 90 percent the systems flagged up to 19.7 percent of eventual cancers about six years before diagnosis and higher proportions at four and two years.
- The study is retrospective and enriched with a high case proportion, so authors warn the findings do not prove earlier cancers would be confirmed in real time and call for prospective validation.
- If confirmed, serial AI scores could guide closer surveillance for some people but would also require plans to manage false positives, vendor variability, workflow changes, and regulatory review.