RecruitingProcedureT2 Star Magnetic Resonance Imaging and Biomarker Blood Testing to Predict the Change and Progress of Malignant GliomasThis clinical trial studies whether T2 star (T2\*) magnetic resonance imaging (MRI) and biomarker blood testing can help predict how World Health Organization (WHO) grade IV gliomas (malignant gliomas) might change or progress over time.