How AI Changed Cardiac Clinical Practice and Outcomes

Health Affairs' Rob Lott interviews Anna Zink of Tufts University about on her recent paper examining studies of an FDA‑approved cardiac diagnostic AI tool, fractional flow reserve derived from computed tomography. They discuss how the tool shifts testing patterns, raises some costs, reduces invasive procedures, and may improve outcomes—along with what it all means for Medicare reimbursement and the future of AI regulation.

Order the March 2026 issue of Health Affairs.

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