Robert Zivadinov, University at Buffalo (IMAGE) University at Buffalo Caption Zivadinov and his coauthors have found an association between a vascular abnormality in the neck and white matter changes in the brain in patients with Alzheimer's disease and mild cognitive impairment. Credit Douglas Levere, University at Buffalo 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.