RadiosurgeryIntracranial Arteriovenous MalformationsBrain NeoplasmsNeuroma, AcousticStereotaxic TechniquesRadiotherapy, Image-GuidedCranial IrradiationSkull Base NeoplasmsRadiotherapy Planning, Computer-AssistedParticle AcceleratorsRadiotherapy DosageNeurocytomaMeningiomaMeningeal NeoplasmsSpinal NeoplasmsSurgery, Computer-AssistedTreatment OutcomeRadiotherapy, ConformalMicrosurgeryDenture, PartialArteriovenous MalformationsRadiation DosageTomography, X-Ray ComputedRetrospective StudiesCone-Beam Computed TomographyDose FractionationRadiation InjuriesCranial Nerve DiseasesRadiotherapy, Intensity-ModulatedNeoplasm Recurrence, LocalRadiographic Image EnhancementFollow-Up StudiesRadiographic Image Interpretation, Computer-AssistedCombined Modality TherapyPituitary NeoplasmsMagnetic Resonance ImagingSalvage TherapyImage Processing, Computer-AssistedPostoperative ComplicationsCerebral AngiographyDose-Response Relationship, RadiationImaging, Three-DimensionalKaplan-Meier EstimateAlgorithmsReproducibility of ResultsTrigeminal NeuralgiaRadiotherapy, AdjuvantGlioblastomaSurvival RateLung NeoplasmsMelanomaPhantoms, ImagingEquipment DesignImage Interpretation, Computer-AssistedSensitivity and SpecificityGlomus Jugulare TumorNeurosurgeryPrognosis