AstrocytomaBrain NeoplasmsGliomaGlioblastomaOligodendrogliomaHypothalamic NeoplasmsNeoplasm GradingTreatment OutcomeOptic Nerve NeoplasmsSupratentorial NeoplasmsRetrospective StudiesSpinal Cord NeoplasmsCartilage DiseasesPrognosisMagnetic Resonance ImagingImmunohistochemistryAntineoplastic Combined Chemotherapy ProtocolsCombined Modality TherapyDisease ProgressionSurvival RateFollow-Up StudiesAstrocytesNeoplasm Recurrence, LocalSurvival AnalysisLeukopeniaEpendymomaVasospasm, IntracranialSubarachnoid HemorrhageTumor Markers, BiologicalTumor Cells, CulturedAnaplasiaDrug Administration ScheduleNeoplasm StagingCerebellar NeoplasmsCentral Nervous System NeoplasmsHepatic EncephalopathyBrain Stem NeoplasmsNimustineEmbolization, TherapeuticRadiosurgeryTime FactorsGene Expression Regulation, NeoplasticTomography, X-Ray ComputedAntineoplastic AgentsDisease-Free SurvivalBrainGlial Fibrillary Acidic ProteinMeningeal NeoplasmsSeverity of Illness IndexIntracranial AneurysmFeasibility StudiesInfusions, IntravenousMeningiomaGenes, ModifierDacarbazineProspective StudiesNeutropeniaReverse Transcriptase Polymerase Chain ReactionGangliogliomaOptic ChiasmAntineoplastic Agents, AlkylatingCollagen Type IVFluorouracilCisplatinChromosomes, Human, Pair 10Postoperative ComplicationsNervous System NeoplasmsCell Line, Tumor