Anti-Native DNA Antibody Test

Orderable EAP code:

LAB00314

Billable EAP Codes:

80002843 x 1

CPT Codes:

86225 x 1

Lab Section:

Kaiser Regional Laboratory

Test Schedule:

Monday through Friday. Results are available in 1 to 3 days.

Units:

Titer

Interpretation:

Positive test reflexes to titer at an additional charge.

Specimen Requirements:

4 mL blood in a RED top tube. Send to Lab ASAP.

Pediatric Specimen Requirements:

0.3 mL in a RED top tube. Send to Lab ASAP.

Reference Range:

None detected (correlates with IFA titer of less than 1:10).

Comments:

Measures total native DNA binding due to antibody in serum. Helpful in the differential diagnosis of Systemic Lupus Erythematosus (SLE) and other collagen disorders and in monitoring the therapy and disease activity of SLE. High titer and high affinity antibody to native DNA is usually present in active SLE, but low titer and low affinity antibody can be present in other diseases..

Synonyms:

Anti DS DNA Antibody, DS-DNA Antibody, dsDNA Ab