MeningitisMeningitis, BacterialMeningitis, PneumococcalMeningitis, AsepticMeningitis, ViralMeningitis, FungalMeningitis, HaemophilusMeningitis, MeningococcalMeningitis, CryptococcalTuberculosis, MeningealCerebrospinal FluidMeningitis, ListeriaMeningitis, Escherichia coliTreatment OutcomeSpinal PunctureEchovirus InfectionsStreptococcus pneumoniaeNeisseria meningitidisAngiostrongylus cantonensisOutcome Assessment (Health Care)CeftriaxoneCerebrospinal Fluid ProteinsInfant, NewbornNigerRetrospective StudiesStreptococcal InfectionsMeningesNeisseria meningitidis, Serogroup APregnancy OutcomeAnti-Bacterial AgentsMeningoencephalitisHaemophilus influenzaeStreptococcus agalactiaeProspective StudiesEnterovirus InfectionsCryptococcus neoformansSerotypingHaemophilus influenzae type bMeningeal CarcinomatosisEnterovirus B, HumanTime FactorsEchovirus 9Streptococcus suisAmpicillinLeukocytosisCryptococcosisHydrocephalusSubarachnoid SpaceStrongylida InfectionsFollow-Up StudiesIncidencePrognosisCoccidioidomycosisRisk FactorsDisease OutbreaksFatal OutcomeSepsisCefotaximeMeningeal NeoplasmsAIDS-Related Opportunistic InfectionsPneumococcal InfectionsAntifungal AgentsEnterovirusBurkina FasoTogoBacteremiaIntracranial PressureDrug Therapy, CombinationMeningococcal InfectionsNeisseria meningitidis, Serogroup W-135FlucytosineCryptococcusCohort StudiesBlood-Brain BarrierCerebrospinal Fluid RhinorrheaOutcome and Process Assessment (Health Care)FluconazoleMeningococcal VaccinesArachnoiditisRecurrenceHaemophilus InfectionsSensitivity and SpecificityBrainAmphotericin BAcute DiseaseCronobacter sakazakiiBrain AbscessMicrobial Sensitivity TestsNervous System DiseasesLyme NeuroborreliosisRabbitsMeningocelePenicillin ResistanceEncephalitisHaemophilus VaccinesInfant, Newborn, DiseasesTuberculosis, MiliaryPneumococcal VaccinesPredictive Value of TestsSurvival Analysis