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Test Code DSDNAB dsDNA Antibody

Clinical Information

Slight changes in the levels of these antibodies should not be relied upon to predict changes in the clinical course of patients with systemic lupus erythematosus (SLE). Clinical flares of disease in patients with SLE may not be accompanied by changes in the levels of dsDNA antibodies. Thus, antibody levels alone are not sufficient to guide disease management. Weak-positive results may not correlate with a diagnosis of SLE. A negative result does not exclude a diagnosis of SLE.

Synonym

  • DSDNAB

Specimen Required

Preferred Container/Tube: Gold SST Top
Acceptable Container/Tube: Gold SST Top
Specimen Volume: 3 mL
Specimen Minimum Volume: 1 mL

Specimen Stability Information

Refrigerated: 7 days

Rejected Due To

  • Gross hemolysis
  • Microbially contaminated specimens
  • Heat inactivated serum specimens

Testing Algorithm

If dsDNA Antibody is positive, then a quantitative DSDNAB will be performed.

Reflex Test

Reporting Name Available Separately Always Reported
dsDNA Ab, Quant No No

Interpretation

Negative

Method Description

Multiplex flow immunoassay

Performing Lab

Clinical Lab UH

Day(s) Performed

Monday through Friday (excludes OSU holidays)

Report Available

4 to 6 days

Reporting Name

dsDNA Antibody

CPT Code Information

86225

LOINC Code Information

53148-3
5130-0 (if applicable)