Fluorine F 18 Fluorodopa-Labeled PET Scan in Planning Surgery and Radiation Therapy in Treating Patients With Newly Diagnosed High- or Low-Grade Malignant Glioma

Subependymoma

RO4929097, Temozolomide, and Radiation Therapy in Treating Patients With Newly Diagnosed Malignant Glioma Use of EF5 to Measure the Oxygen Level in Tumor Cells of Patients Undergoing Surgery or Biopsy for Newly Diagnosed Supratentorial Malignant Glioma Efficacy of 68Ga-DOTATOC Positron Emission Tomography (PET) CT in Children and Young Adults With Brain Tumors Fluorine F 18 Fluorodopa-Labeled PET Scan in Planning Surgery and Radiation Therapy in Treating Patients With Newly Diagnosed High- or Low-Grade Malignant Glioma