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Double-stranded DNA (dsDNA) Antibodies, Serum/Plasma

Test ID: DNAAB

Test

Aliases/Synonyms

Anti-dsDNA

Method

ELISA

Report Includes

ds-DNA Antibodies

Specimens

Serum; Plasma (EDTA); Plasma (heparin); Plasma (Citrate)

Clinical Utility

Useful in diagnosing and managing SLE. This assay measures antibodies against double-stranded DNA. (Analysis by an alternate method (Multiplex Bead Technology) is available as part of Extractable Nuclear Antigen Antibodies (see separate listing)).

Test Version

30-Sep-2019

Specimen

Specimens

Serum; Plasma (EDTA); Plasma (heparin); Plasma (Citrate)

Sample Volume

1.0 mL

Minimum Volume

0.5 mL

Collection & Handling

Handling Information

Store and send frozen.

Stability

Refrigerated 21 days
Frozen >21 days

Test Version

30-Sep-2019

Performance / Interpretation

Method

ELISA

Turnaround Time

10 days

Results

Name Units Reference Range Conversion Factor
dsDNA Antibodies IU/mL
  • Negative: ≤99
  • Positive: >99

Test Version

30-Sep-2019

Interface / Setup

Test Version

30-Sep-2019