The incidence of lupus nephritis forms can be asymptomatic proteinuria / hematuria: acute nephritic syndrome, chronic nephritis syndrome, radical type nephritis, nephrotic syndrome, chronic renal insufficiency, and other performance. Immunological changes include anti-DNA antibodies and increased levels of autoantibodies, decreased serum complement and circulating immune complexes increased. Diagnosis of lupus nephritis now commonly used by American Rheumatism Association (ARA) 1982 revised diagnostic criteria: The following 11 indicators that meet four or more, and consist of seven. (1) of the Department of erythema flat or above the surface of the skin erythema fixed. (2) discoid erythema erythema uplift, and there keratosis Linxie hair follicle suppository, the old scar lesions were shrinking. (3) Light-sensitive sunlight caused skin allergies. (4) Oral Ulcer oral, nasal or throat painless ulcer. (5) arthritis two or more of the peripheral, non-erosive arthritis. (6) serositis pleurisy or pericarditis. (7) renal damage sustained over 0.5 g/24h proteinuria, or urine tube cells. (8) nervous system abnormalities epilepsy or mental disorders. (9) hematologic abnormalities hemolytic anemia, neutropenia, or thrombocytopenia, random checks more than 2 times. (10) immunological abnormalities lupus cells, anti-double-stranded DNA antibodies, anti-Sm antibodies, syphilis or serum test is a more than positive. (11) immunofluorescence test titer or similar abnormal exclude drug lupus syndrome.
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