title: Lupus erythematosus: laboratory testing and clinical subsets in the evaluation of patients.
mesh_terms: D000974:Antibodies, Antinuclear / Q000032:analysis; D001323:Autoantibodies / Q000032:analysis; D004247:DNA / Q000276:immunology; D003937:Diagnosis, Differential; D005455:Fluorescent Antibody Technique; D006801:Humans; D005779:Immunodiffusion; D008179:Lupus Erythematosus, Discoid / Q000175:diagnosis / Q000276:immunology; D008180:Lupus Erythematosus, Systemic / Q000175:diagnosis* / Q000276:immunology; D012313:RNA / Q000276:immunology
chemical_list: D000974:Antibodies, Antinuclear; D001323:Autoantibodies; D012313:RNA; D004247:DNA