CraniotomyHematoma, SubduralSubdural SpaceHematoma, Subdural, ChronicPostoperative PeriodNefopamPostoperative CareEmpyema, SubduralHematoma, Subdural, AcutePivampicillinSubdural EffusionShiveringPostoperative ComplicationsPain, PostoperativeAbdomenHematoma, Subdural, SpinalProspective StudiesDura MaterTime FactorsTreatment OutcomeNeurosurgical ProceduresPneumocephalusHematoma, Epidural, CranialArachnoid CystsTomography, X-Ray ComputedFrontal BoneCraniocerebral TraumaHead Injuries, ClosedGlasgow Coma ScaleArachnoidMagnetic Resonance ImagingBrain AbscessMeningeal NeoplasmsIntracranial AneurysmTrephiningMeningiomaBrain NeoplasmsHead Injuries, PenetratingBattered Child SyndromeDelayed Emergence from AnesthesiaIntracranial HypotensionShaken Baby SyndromeSkull FracturesSurgical Fixation DevicesCranial Fossa, PosteriorBrain InjuriesSupratentorial NeoplasmsNeurosurgeryFrontal SinusDrainageHeadacheVentriculostomyCranial Fossa, MiddleIntracranial HemorrhagesElectrodes, ImplantedDecompression, SurgicalSubarachnoid HemorrhageCerebral AngiographyMicrosurgeryGlasgow Outcome ScaleSkull BaseCerebral VeinsFatal OutcomeSkullBrain DiseasesCerebrospinal Fluid RhinorrheaAneurysm, RupturedTemporal BoneCerebral HemorrhageEpilepsyCranial Fossa, AnteriorIntracranial PressureOsteomaFourth VentricleSkull NeoplasmsStereotaxic TechniquesHydrocephalusTomography Scanners, X-Ray ComputedOccipital BoneHematoceleSurgical InstrumentsSubarachnoid SpaceCerebellar DiseasesSurgical FlapsElectroencephalographyBrainConsciousness MonitorsCranial Nerve NeoplasmsRetrospective StudiesRetinal HemorrhageHematomaMeningesSkull Base NeoplasmsConscious SedationPost-Dural Puncture HeadacheEpilepsies, PartialBlood Patch, EpiduralHemangioma, CavernousCraniopharyngiomaRemission, Spontaneous