Toxoplasmosis, CerebralAtovaquoneEncephalitisPyrimethamineSulfadiazineToxoplasmaNaphthoquinonesToxoplasmosis, AnimalToxoplasmosisAIDS-Related Opportunistic InfectionsProguanilAntiprotozoal AgentsEncephalitis, ViralEncephalitis, JapaneseEncephalitis Virus, JapaneseClindamycinAntimalarialsSulfadoxineDapsoneSulfanilamidesDrug ResistanceDrug CombinationsAcquired Immunodeficiency SyndromePlasmodium falciparumTetrahydrofolate DehydrogenaseFolic Acid AntagonistsLimbic EncephalitisEncephalitis, ArbovirusEncephalitis Virus, Venezuelan EquineEncephalitis, Herpes SimplexBrainParasitic Sensitivity TestsEncephalitis, St. LouisMalaria, FalciparumEncephalitis VirusesChloroquineEncephalitis Virus, St. LouisJapanese Encephalitis VaccinesDihydropteroate SynthaseCytochromes bInterferon-gammaEncephalitis Virus, Eastern EquineTreatment OutcomeDrug Therapy, CombinationPneumocystisEncephalitis Virus, Western EquineCoccidiostatsPneumonia, PneumocystisEncephalomyelitis, Venezuelan EquineMefloquineMalariaSulfaleneDNA, ProtozoanPropyl GallateTriazinesTrimethoprim-Sulfamethoxazole CombinationAnti-N-Methyl-D-Aspartate Receptor EncephalitisEncephalitis Virus, Murray ValleyEncephalomyelitis, EquineEncephalitis, CaliforniaArtemisininsInhibitory Concentration 50QuinineSesquiterpenesGangliosidoses, GM2SuspensionsEncephalitis Viruses, JapaneseFlavivirusCongoGenes, ProtozoanAnti-Infective AgentsParasitemiaPneumocystis InfectionsSulfamerazineChorioretinitisCameroonAntifungal AgentsProtozoan ProteinsTreatment FailureCombined Modality Therapy