Dura MaterPia MaterParietal BoneArachnoidMeningeal ArteriesCranial SuturesMeningesSumatriptanCraniotomyLaminectomyTrigeminal NerveEpidural SpaceSubarachnoid SpaceCerebrospinal Fluid RhinorrheaCraniosynostosesCreutzfeldt-Jakob SyndromeSkullMeningiomaMeningeal NeoplasmsSkull BaseTissue TransplantationHematoma, SubduralFrontal BoneForamen MagnumPneumocephalusNeurosurgical ProceduresSpinal CanalCalcitonin Gene-Related PeptideScalpIsoindolesPolytetrafluoroethyleneTrigeminal GanglionCadaverMeningitisTrigeminal Nucleus, SpinalLongitudinal LigamentsLigamentum FlavumMigraine DisordersSpinal Cord CompressionMyelography