Meningitis, BacterialMeningitisMeningitis, PneumococcalMeningitis, HaemophilusMeningitis, AsepticMeningitis, MeningococcalMeningitis, ViralCerebrospinal FluidFeverMeningitis, FungalSpinal PunctureNeisseria meningitidisTuberculosis, MeningealMeningitis, CryptococcalStreptococcus pneumoniaeMeningitis, ListeriaMeningitis, Escherichia coliQ FeverHaemophilus influenzae type bCeftriaxoneCerebrospinal Fluid ProteinsHaemophilus influenzaeNigerAnti-Bacterial AgentsStreptococcal InfectionsSubarachnoid SpaceLeukocytosisYellow FeverInfant, NewbornTyphoid FeverMeningesHaemophilus VaccinesCounterimmunoelectrophoresisEncephaloceleIntracranial PressureAmpicillinDexamethasoneFever of Unknown OriginCefotaximeAcute DiseaseMalawiTogoProspective StudiesCommunity-Acquired InfectionsIncidenceNervous System DiseasesRetrospective StudiesStreptococcus agalactiaeBacterial InfectionsSubdural EffusionMeningoencephalitisHearing TestsMeningococcal InfectionsAstheniaRheumatic FeverEchovirus InfectionsNeisseria meningitidis, Serogroup ACefuroximeBlood-Brain BarrierStreptococcus suisSeizuresCranial Nerve DiseasesHearing LossVietnamComaAdjuvants, PharmaceuticPneumococcal InfectionsAlcoholicsTreatment OutcomeConsciousness DisordersDiuretics, OsmoticDrug Therapy, CombinationCephalosporinsYemenRift Valley FeverSerotypingHaemophilus InfectionsSensitivity and SpecificityRisk FactorsHemorrhagic Fevers, ViralGeography, MedicalLassa FeverTime FactorsPopulation SurveillanceBacteriaSeizures, FebrileAngiostrongylus cantonensisBurkina FasoChloramphenicolHeadacheLimulus TestAnti-Inflammatory AgentsLatex Fixation Tests