Brain Scans (IMAGE) University of Miami Miller School of Medicine Caption Brain scans are one method used to measure the amount of amyloid in the brain, which may be a sign of mild cognitive impairment. Credit The University of Miami Miller School of Medicine 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.