NF1-linked optic glioma (IMAGE) Washington University School of Medicine Caption A brain scan of a neurofibromatosis type 1 (NF1) patient reveals a tumor on the optic nerve connecting the left eye to the brain (right side of the image). Researchers at Washington University School of Medicine in St. Louis have discovered that an FDA-approved epilepsy drug can prevent or slow the growth of NF1-linked optic gliomas in mice, laying the groundwork for a clinical trial. Credit Robert McKinstry/Washington University Usage Restrictions This image is to be used in accordance with the mission, policies and guidelines of Washington University in St. Louis. Visit https://wustl.edu/about/compliance-policies/media-policies/multimedia-use/ for more information. License Original 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.