DNA antibodies - serum
Last updated: Thursday, 15, April, 2004
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5 mL blood in plain tube.
| Reference Interval|
Method dependent - consult pathologist.
Commonly <5 IU/mL.
For confirmation of diagnosis or monitoring of SLE. Sensitivity approximately 70%.
High levels are strongly suggestive of active SLE, particularly with renal involvement.
Lesser elevations may be found occasionally in other autoimmune disorders.
Gill J et al. Am Fam Physician 2003; 68(11): 2179-2186.