Sarcoma, KaposiHerpesvirus 8, HumanLymphoma, Primary EffusionSicilyGiant Lymph Node HyperplasiaHerpesviridae InfectionsAcquired Immunodeficiency SyndromeLymphoma, AIDS-RelatedHemangioendotheliomaViral ProteinsSkin NeoplasmsChilblainsVirus LatencyHIV InfectionsAIDS-Related Opportunistic InfectionsNephrogenic Fibrosing DermopathyAntiretroviral Therapy, Highly ActiveCD4 Lymphocyte CountViral LoadAntigens, ViralDNA, ViralHerpesvirus 7, HumanKaposi Varicelliform EruptionUgandaHIV SeronegativityNuclear ProteinsHIV SeropositivityInterferon Regulatory FactorsImmune Reconstitution Inflammatory SyndromeEndothelial CellsIncidenceAntibodies, ViralSeroepidemiologic StudiesAnti-HIV AgentsHemangiomaPolymerase Chain ReactionVirus ReplicationCell TransdifferentiationB-Lymphocytes