Imaging Reveals Response to Targeted Glioma Treatment (image) Massachusetts General Hospital Share Print E-Mail Caption Three-dimensional magnetic resonance spectroscopy imaging reveals a decrease in tumor levels of 2-hydroxyglurate -- a metabolite that may contribute to tumor initiation -- in a patient with IDH1-mutated glioma after a week of treatment with an investigational targeted drug. Credit Ovidiu Andronesi, M.D., Ph.D., Martinos Center for Biomedical Imaging, Massachusetts General Hospital Usage Restrictions Usage restricted to coverage of the study described in this release. Share Print E-Mail 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.