CerebellumSyringomyeliaForamen MagnumEncephalocelePlatybasiaCranial Fossa, PosteriorMeningomyeloceleDecompression, SurgicalSubarachnoid SpaceDecompressive CraniectomyCerebellar DiseasesPurkinje CellsMagnetic Resonance ImagingPelvic BonesSpinal CanalCerebrospinal Fluid PressureOsteotomyOccipital BoneBrainCerebellar CortexCerebrospinal FluidSpinal DysraphismKlippel-Feil SyndromeHeadache Disorders, PrimaryCraniotomyHydrocephalusHip Dislocation, CongenitalBudd-Chiari SyndromeCervical VertebraeArachnoidDura MaterDandy-Walker SyndromeHip DislocationBone Diseases, DevelopmentalCerebellar NucleiAtlanto-Axial JointScoliosisNeurosurgical ProceduresBrain Hemorrhage, TraumaticRhombencephalonPseudotumor CerebriRadiology, InterventionalVentriculostomyCerebrospinal Fluid ShuntsCerebral VentriclesLaminectomySpinal StenosisSpinal CordMice, Neurologic MutantsCerebellar AtaxiaNeuronsCerebellar NeoplasmsConditioning, EyelidHip JointCranial Nerve DiseasesNerve Tissue ProteinsSpinal Cord DiseasesNeurologic ExaminationRheologyBrain MappingTreatment OutcomeBrain StemReproducibility of ResultsImaging, Three-DimensionalOsteoarthritis, HipCerebral CortexOlivary NucleusBrain ChemistryHeadacheAtaxiaPonsAnimals, NewbornNeural PathwaysAsymptomatic DiseasesPortasystemic Shunt, Transjugular IntrahepaticTissue DistributionRetrospective StudiesAcetabulumNerve FibersBlinkingMedulloblastomaS100 Calcium Binding Protein GCalbindinsFollow-Up StudiesTomography, X-Ray ComputedIn Situ HybridizationBasal GangliaImage Processing, Computer-AssistedNeurogliaTomography, Emission-ComputedGene Expression Regulation, DevelopmentalPsychomotor PerformanceMesencephalonImmunohistochemistryMovementSensitivity and SpecificitySpinocerebellar DegenerationsOrgan SpecificityMice, Inbred C57BLSynapses