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Test Code LAB648 DNA Double-Stranded (ds-DNA) Antibody, IgG, Serum

Reporting Title

Anti-DNA Antibody

Methodology

Inova Diagnostics Inc, Immunofluorescence Assay (IFA)

High titers of anti-DNA are associated with systemic erythematous. Titer of anti-DNA may decrease with successful therapy and increase in the acute recurrence of disease.

Performing Laboratory

OhioHealth Laboratory Services-RMH Special Testing

Specimen Requirements

Draw blood in a gold-top serum gel tube(s). (Grossly hemolyzed specimen is not acceptable.) Spin down and send 1 mL of serum refrigerated. Sample is stable refrigerated for 5 days

Note:  A speckled-top serum gel tube (s) or a plain, red-top tube(s) is also acceptable.

Specimen Transport Temperature

Refrigerate/Ambient OK/Frozen OK

Reference Values

Negative:  <10

Positives will be titered at an additional charge.

Day(s) Test Set Up

Monday through Friday days only

Test Classification and CPT Coding

86225 - deoxyribonucleic acid (DNA) antibody; native or double stranded

86256 - titer (if appropriate)