Cytomegalovirus RetinitisCytomegalovirusRetinitisBlindnessFoscarnetCytomegalovirus InfectionsRetinitis PigmentosaGanciclovirAIDS-Related Opportunistic InfectionsEye Infections, ViralAntiviral AgentsMuromegalovirusNight BlindnessAcquired Immunodeficiency SyndromeInterleukin-10 Receptor alpha SubunitOrganophosphorus CompoundsOrganophosphonatesCytosineDrug ImplantsVisual AcuityPhosphonoacetic AcidBlindness, CorticalCD4 Lymphocyte CountAntiretroviral Therapy, Highly ActiveVitreous BodyHerpesviridae InfectionsCytomegalovirus VaccinesElectroretinographyIntravitreal InjectionsInjections, IntravenousInjectionsVision, LowEye ProteinsViral LoadProspective StudiesDrug Therapy, CombinationRhodopsinImmediate-Early ProteinsOnchocerciasis, OcularDNA, ViralRetinaRetinal DegenerationCataractCD4-Positive T-LymphocytesAnti-HIV AgentsViral Proteins