HematomaHematoma, Epidural, CranialHematoma, SubduralHematoma, Subdural, ChronicHematoma, Subdural, AcuteHematoma, Epidural, SpinalHematoma, Subdural, IntracranialHematoma, Subdural, SpinalCerebral HemorrhageTrephiningTomography, X-Ray ComputedCraniotomySubdural SpaceSkull FracturesCerebral Hemorrhage, TraumaticBasal Ganglia HemorrhageCraniocerebral TraumaDura MaterGlasgow Coma ScaleRectus AbdominisNeurosurgical ProceduresHead Injuries, ClosedIntracranial HemorrhagesSubdural EffusionMagnetic Resonance ImagingCranial Fossa, PosteriorLaminectomyDrainageRemission, SpontaneousLigamentum FlavumTreatment OutcomeIntracranial Hemorrhage, HypertensiveRetroperitoneal SpaceEsophageal DiseasesSuctionCerebral AngiographyArachnoid CystsAnticoagulantsFatal OutcomeDecompression, SurgicalPostoperative ComplicationsBrain Hemorrhage, TraumaticRetrospective StudiesWounds, NonpenetratingBrain EdemaRupture, SpontaneousGlasgow Outcome ScaleSpinal Cord CompressionSubarachnoid HemorrhageExtravasation of Diagnostic and Therapeutic MaterialsOrbital DiseasesTomography Scanners, X-Ray ComputedAcute DiseaseArachnoidCerebellar DiseasesAortic DiseasesAneurysm, RupturedRaccoon DogsTime FactorsWarfarinParaparesisNeuroendoscopyStereotaxic TechniquesThalamic DiseasesExophthalmosNeurosurgeryIntracranial AneurysmBrain InjuriesAneurysm, DissectingHeadache