title: Systemic lupus erythematosus: another etiology of the target sign.
mesh_terms: D000006:Abdomen, Acute / Q000175:diagnosis; D000293:Adolescent; D000328:Adult; D003937:Diagnosis, Differential; D005260:Female; D006801:Humans; D008180:Lupus Erythematosus, Systemic / Q000150:complications*; D012700:Serositis / Q000175:diagnosis* / Q000209:etiology; D014057:Tomography, X-Ray Computed; D014463:Ultrasonography