MRI of glioblastoma (IMAGE) Sanford Burnham Prebys Caption A colorized magnetic resonance image of a patient with brain cancer depicts a glioblastoma or tumor (blue) metastasizing in the occipital lobe (bottom of MRI). Image courtesy of National Cancer Institute. Credit National Cancer Institute Usage Restrictions No restrictions. License Public Domain 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.