Hematoma, Subdural, ChronicHematoma, SubduralSubdural SpaceHematomaHematoma, Subdural, AcuteEmpyema, SubduralTrephiningSubdural EffusionHematoma, Epidural, CranialHematoma, Subdural, SpinalCraniotomyHematoma, Epidural, SpinalHematoma, Subdural, IntracranialTomography, X-Ray ComputedDrainageDura MaterCraniocerebral TraumaCerebral HemorrhageArachnoid CystsHead Injuries, ClosedNeurosurgical ProceduresArachnoidBattered Child SyndromeIntracranial HypotensionSkull FracturesShaken Baby SyndromeGlasgow Coma ScaleMagnetic Resonance ImagingCranial Fossa, PosteriorCerebral Hemorrhage, TraumaticIntracranial HemorrhagesRemission, SpontaneousHeadachePneumocephalusBrain AbscessElectrodes, ImplantedSubarachnoid SpaceFatal OutcomeDecompression, SurgicalGlasgow Outcome ScaleCerebral AngiographyPostoperative ComplicationsLaminectomyPost-Dural Puncture HeadacheTreatment OutcomeSubarachnoid HemorrhageTomography Scanners, X-Ray ComputedExtravasation of Diagnostic and Therapeutic MaterialsBrain InjuriesLigamentum FlavumRetinal HemorrhageBlood Patch, EpiduralSuctionBasal Ganglia HemorrhageCerebral AqueductMeningesSkull Fracture, DepressedRupture, SpontaneousHydrocephalusSkull NeoplasmsBirth InjuriesRetrospective StudiesNeurosurgery