Opportunistic InfectionsAIDS-Related Opportunistic InfectionsAcquired Immunodeficiency SyndromePneumonia, PneumocystisHIV InfectionsCD4 Lymphocyte CountAntiretroviral Therapy, Highly ActiveImmunocompromised HostImmune Reconstitution Inflammatory SyndromeT-Lymphocytopenia, Idiopathic CD4-PositiveMycobacterium avium-intracellulare InfectionAnti-HIV AgentsToxoplasmosis, CerebralMycosesMeningitis, CryptococcalCytomegalovirus InfectionsSarcoma, KaposiLymphoma, AIDS-RelatedHIV-1CryptococcosisAnti-Retroviral AgentsHIVMicrosporidiosisPneumocystis jiroveciiHistoplasmosisAIDS Dementia ComplexHematologic NeoplasmsNocardia InfectionsPneumocystis InfectionsLymphopeniaLung Diseases, ParasiticImmunosuppressive AgentsCandidiasis, OralHIV SeropositivityCandidiasisAntifungal AgentsCytomegalovirus RetinitisToxoplasmosisPneumocystisImmunologic Deficiency SyndromesNamibiaLeukoencephalopathy, Progressive MultifocalHerpes ZosterInfectionTuberculosisBacterial InfectionsMedicine, African TraditionalRetrospective StudiesViral LoadCD4-Positive T-LymphocytesPneumocystis cariniiHomosexualityRetroviruses, SimianParasitic DiseasesMycobacterium InfectionsOrgan TransplantationFatal OutcomeTreatment OutcomeIncidenceTrimethoprim-Sulfamethoxazole CombinationThymic Factor, CirculatingMucormycosisMycobacterium avium ComplexCryptosporidiosisProtozoan InfectionsTuberculosis, PulmonaryImmunosuppressionDrug Therapy, CombinationCentral Nervous System InfectionsCohort StudiesTime FactorsHIV Wasting SyndromeNeoplasmsCoccidioidomycosisCryptococcusEncephalitozoon cuniculiMicrosporidaVirus DiseasesAspergillosisDermatomyositisRisk FactorsCladribineCoinfectionPolymyositisAntibodies, MonoclonalDermatomycosesLymphatic DiseasesLymphomaEncephalitozoonosisChemopreventionLymphoma, Non-HodgkinIndiaAntibodies, NeoplasmAmphotericin BRetroviridae InfectionsLeukocyte CountAnti-Infective AgentsMycobacterium Infections, NontuberculousEthnobotanyT-Lymphocytes