Dura MaterCerebral HemorrhageSkullSkull BaseSubarachnoid HemorrhageCerebral InfarctionEdemaHemorrhageParietal BonePia MaterCerebral ArteriesCranial SuturesBrain EdemaCerebral Amyloid AngiopathyCerebrovascular DisordersIntracranial HemorrhagesArachnoidIntracranial Hemorrhage, HypertensiveMeningeal ArteriesSkull NeoplasmsCapillary FragilityTomography, X-Ray ComputedSkull Base NeoplasmsCraniotomyBrainMeningesCerebral AngiographyCerebral Amyloid Angiopathy, FamilialPulmonary EdemaCerebrovascular CirculationMiddle Cerebral ArteryBrain IschemiaSkull FracturesSumatriptanAmyloidosisIntracranial Embolism and ThrombosisMagnetic Resonance ImagingLaminectomySubarachnoid SpaceCraniosynostosesFatal OutcomeTrigeminal NerveStrokeHematomaIntracranial AneurysmCerebrospinal Fluid RhinorrheaEpidural SpaceRetinal HemorrhageMeningiomaHematoma, SubduralHemangioma, Cavernous, Central Nervous SystemCerebral Hemorrhage, TraumaticNeurosurgical ProceduresJapanTime FactorsMeningeal NeoplasmsTissue Plasminogen ActivatorIntracranial Arteriovenous MalformationsCerebral PalsyCreutzfeldt-Jakob SyndromeAphasia, WernickeForamen MagnumTreatment OutcomeScalpCystatinsPostpartum HemorrhageRupture, SpontaneousIschemic Attack, TransientPneumocephalusGastrointestinal HemorrhageTissue TransplantationFrontal BoneStreptococcus anginosusSpinal CanalHypertensionCalcitonin Gene-Related PeptideCerebral VeinsMeningitisPostoperative ComplicationsCadaverFibrinolytic AgentsIsoindolesAcute DiseaseVitreous HemorrhageEye HemorrhageInfarction, Middle Cerebral ArteryNeurologic ExaminationHematoma, Epidural, CranialTrigeminal GanglionRisk FactorsAutonomic DysreflexiaMoyamoya DiseaseVasospasm, IntracranialTrigeminal Nucleus, SpinalPolytetrafluoroethyleneOccipital BoneLongitudinal LigamentsLigamentum FlavumMigraine DisordersDisease Models, Animal