Double-stranded (ds, native) DNA (dsDNA) antibodies of the IgG class are an accepted criterion for the diagnosis of systemic lupus erythematosus (SLE).
This test is useful for evaluating patients with signs and symptoms consistent with systemic lupus erythematosus (SLE) and monitoring patients with documented SLE for flares in disease activity.
Reference Values
<30.0 IU/mL (negative) 30.0-75.0 IU/mL (borderline) >75.0 IU/mL (positive)
Negative is considered normal.
Reference values apply to all ages.
