Quest Diagnostics CEO on using blood testing for Alzheimer’s diagnosis

Before blood-based biomarkers um came to fruition with respect to Alzheimer's, the really the gold standard were cognitive tests that physicians perform and then they would move that patient directly into imaging, whether that's a PET CT image or an MRI image. And today what we're seeing is there's there's bloodbased biomarkers for amaloid plaque for what we call these tow bundles. And you're actually going to detect Alzheimer's at a much earlier stage than what you would see in imaging.And some of the new ...