Adult Anaplastic Ependymoma

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

Alisertib and Fractionated Stereotactic Radiosurgery in Treating Patients With Recurrent High Grade Gliomas

Efficacy of Hypofractionated XRT w/Bev. + Temozolomide for Recurrent Gliomas

Yoga Therapy in Treating Patients With Malignant Brain Tumors

Bafetinib in Treating Patients With Recurrent High-Grade Glioma or Brain Metastases

Efficacy of 68Ga-DOTATOC Positron Emission Tomography (PET) CT in Children and Young Adults With Brain Tumors

3T MRI Biomarkers of Glioma Treatment Response

Gadobutrol Versus Gadopentetate Dimeglumine or Gadobenate Dimeglumine Before DCE-MRI in Diagnosing Patients With Multiple Sclerosis, Grade II-IV Glioma, or Brain Metastases

18F-FDOPA PET/CT or PET/MRI in Measuring Tumors in Patients With Newly-Diagnosed or Recurrent Gliomas

RO4929097, Temozolomide, and Radiation Therapy in Treating Patients With Newly Diagnosed Malignant Glioma

Gamma-Secretase Inhibitor RO4929097 and Cediranib Maleate in Treating Patients With Advanced Solid Tumors

Bevacizumab in Reducing CNS Side Effects in Patients Who Have Undergone Radiation Therapy to the Brain for Primary Brain Tumor, Meningioma, or Head and Neck Cancer

Positron Emission Tomography Using Fluorine F 18 EF5 to Find Oxygen in Tumor Cells of Patients Who Are Undergoing Surgery or Biopsy for Newly Diagnosed Brain Tumors

Erlotinib in Treating Patients With Solid Tumors and Liver or Kidney Dysfunction

Use of EF5 to Measure the Oxygen Level in Tumor Cells of Patients Undergoing Surgery or Biopsy for Newly Diagnosed Supratentorial Malignant Glioma