title: Atypical FTA-ABS test fluorescence in lupus erythematosus patients.
mesh_terms: D005189:False Positive Reactions; D005455:Fluorescent Antibody Technique; D006801:Humans; D008180:Lupus Erythematosus, Systemic / Q000276:immunology*; D013587:Syphilis / Q000175:diagnosis; D013588:Syphilis Serodiagnosis