SyphilisSyphilis SerodiagnosisFalse Positive ReactionsSyphilis, CongenitalSerologic TestsTreponema pallidumSyphilis, CutaneousSyphilis, LatentNeurosyphilisReaginsAntibodies, BacterialSyphilis, CardiovascularHemagglutination TestsAgglutination TestsComplement Fixation TestsYawsEnzyme-Linked Immunosorbent AssayFlocculation TestsSensitivity and SpecificityBrucellosis, BovineTreponema Immobilization TestPregnancy Complications, InfectiousTreponemal InfectionsImmunoglobulin MAntitreponemal AgentsBrucellosisChancreSexually Transmitted DiseasesAntigens, BacterialSeroepidemiologic StudiesImmunoglobulin GRose BengalHIV InfectionsReagent Kits, DiagnosticBrucellaHomosexuality, MaleEvaluation Studies as TopicPenicillin G ProcainePrevalenceChagas DiseaseFluorescent Antibody TechniqueGonorrheaFluorescent Treponemal Antibody-Absorption TestUlcerCounterimmunoelectrophoresisTreponemaBlood DonorsPregnancyAntibodies, ProtozoanAntibodies, ViralLyme DiseaseLatex Fixation TestsImmunodiffusionTrypanosoma cruziHerpes GenitalisCross Reactions