HematomaHematoma, SubduralHematoma, Subdural, ChronicSubdural SpaceHematoma, Subdural, AcuteHematoma, Epidural, CranialEmpyema, SubduralHematoma, Subdural, SpinalSubdural EffusionHematoma, Epidural, SpinalHematoma, Subdural, IntracranialCraniotomyTomography, X-Ray ComputedCerebral HemorrhageDura MaterTrephiningCraniocerebral TraumaHead Injuries, ClosedArachnoid CystsSkull FracturesNeurosurgical ProceduresMagnetic Resonance ImagingGlasgow Coma ScaleCerebral Hemorrhage, TraumaticDrainageArachnoidCranial Fossa, PosteriorBattered Child SyndromeIntracranial HypotensionIntracranial HemorrhagesShaken Baby SyndromeRemission, SpontaneousBasal Ganglia HemorrhageTreatment OutcomeLaminectomyCerebral AngiographyDecompression, SurgicalFatal OutcomeHeadacheRectus AbdominisPostoperative ComplicationsLigamentum FlavumGlasgow Outcome ScaleTomography Scanners, X-Ray ComputedRetrospective StudiesSuctionExtravasation of Diagnostic and Therapeutic MaterialsSubarachnoid HemorrhagePneumocephalusRupture, SpontaneousSubarachnoid SpaceBrain AbscessBrain InjuriesAnticoagulantsBrain EdemaIntracranial Hemorrhage, HypertensivePost-Dural Puncture HeadacheRetroperitoneal SpaceElectrodes, ImplantedHydrocephalusAneurysm, RupturedNeurosurgerySpinal Cord CompressionAcute DiseaseEsophageal DiseasesSkull Fracture, DepressedCerebral AqueductSkull NeoplasmsIntracranial AneurysmRetinal HemorrhageBlood Patch, EpiduralVentriculostomyBrainWounds, NonpenetratingBrain Hemorrhage, TraumaticCerebral VentriculographyCerebral VeinsMeningesAccidents, TrafficBirth InjuriesOccipital BoneChronic DiseaseMeningeal ArteriesOrbital DiseasesIntracranial PressureCerebrospinal Fluid ShuntsWarfarinSkullProspective StudiesConsciousness DisordersCoagulantsTime FactorsSpinal PunctureAortic DiseasesBrain DiseasesCranial Fossa, MiddleCerebellar DiseasesSkiingThird VentricleAccidental Falls