HematomaHematoma, SubduralSubdural SpaceHematoma, Subdural, ChronicHematoma, Subdural, AcuteEmpyema, SubduralCerebral HemorrhageSubdural EffusionHematoma, Epidural, CranialHematoma, Subdural, SpinalHematoma, Epidural, SpinalHematoma, Subdural, IntracranialCraniotomyDura MaterTomography, X-Ray ComputedCraniocerebral TraumaArachnoid CystsHead Injuries, ClosedTrephiningNeurosurgical ProceduresArachnoidBattered Child SyndromeIntracranial HypotensionSkull FracturesShaken Baby SyndromeDrainageGlasgow Coma ScaleMagnetic Resonance ImagingCranial Fossa, PosteriorCerebral Hemorrhage, TraumaticIntracranial HemorrhagesRemission, SpontaneousHeadachePneumocephalusBrain AbscessElectrodes, ImplantedSubarachnoid Space