title: Atypical FTA-ABS test reaction. An initial clue in the diagnosis of lupus erythematosus.
mesh_terms: D000293:Adolescent; D000974:Antibodies, Antinuclear / Q000032:analysis; D003165:Complement System Proteins / Q000032:analysis; D005455:Fluorescent Antibody Technique; D006801:Humans; D008180:Lupus Erythematosus, Systemic / Q000175:diagnosis*; D008297:Male; D008722:Methods; D009504:Neutrophils; D013587:Syphilis / Q000175:diagnosis*; D013588:Syphilis Serodiagnosis; D014210:Treponema pallidum
chemical_list: D000974:Antibodies, Antinuclear; D003165:Complement System Proteins