Cytomegalovirus RetinitisGanciclovirCytomegalovirusRetinitisCytomegalovirus InfectionsFoscarnetRetinitis PigmentosaAIDS-Related Opportunistic InfectionsEye Infections, ViralAntiviral AgentsMuromegalovirusAcquired Immunodeficiency SyndromeOrganophosphonatesOrganophosphorus CompoundsInterleukin-10 Receptor alpha SubunitCytosineDrug ImplantsPhosphonoacetic AcidThymidine KinaseVitreous BodyVisual AcuityHerpesviridae InfectionsCD4 Lymphocyte CountAntiretroviral Therapy, Highly ActiveAcyclovirCytomegalovirus VaccinesInjections, IntravenousIntravitreal InjectionsInjectionsDNA, ViralViral LoadAdministration, OralDrug Therapy, CombinationProspective StudiesElectroretinographyGenetic TherapySimplexvirusViral ProteinsImmediate-Early ProteinsAnti-HIV AgentsCD4-Positive T-LymphocytesEye ProteinsAntigens, Viral