False Positive ReactionsTreponema Immobilization TestSyphilis SerodiagnosisSyphilisLatex Fixation TestsPatch TestsFalse Negative ReactionsSensitivity and SpecificitySerumSkin TestsEnzyme-Linked Immunosorbent AssayCross ReactionsComplement Fixation TestsImmunoenzyme TechniquesEvaluation Studies as TopicAgglutination TestsAlgorithmsReproducibility of ResultsSerum AlbuminSerologic TestsImmunohistochemistryFluorescent Antibody TechniqueBacteriological TechniquesImmune SeraHistocytochemistryReagent Kits, DiagnosticHemagglutination TestsPolymerase Chain ReactionAntigens, HelminthSparganumPredictive Value of TestsAntibodies, BacterialDermatitis, OccupationalAntibodies, MonoclonalImmunoglobulin GAntigens, BacterialImmunoglobulin MDermatitis, Photoallergic