Category

Serology/ Immunology

Autoimmune

Cytology

Synonyms/Aliases

Double Stranded DNA Antibody, Anti DS DNA Antibody.

Abbreviations

DS-DNA ANTIBODY, dsDNA AB, ANTI-DS DNA.

Type

Individual Test

3 days

Results ready in 3 working days

Method

IFA

Temp

Ambient (7 Days), Refrigerated (14 Days), Frozen (30 Days).

Setup

Batched.

Components Parameters

N/A; however concurrent CBC/ PBF ordering is required.

PRE-ANALYTIC CONSIDERATIONS

Test Ordering Instructions

Fill out test request form fully & legibly.

Patient preparation

N/A

Sample type

Serum

Sample volume

2 ML

Container/ preservative

Serum separator tube (SST/ gel) or plain (red top) vacutainer.

Rejection criteria

Labeling Issue (Unlabeled/ Mislabeled); Missing Request Form; Mismatch Between Request Form & Sample Details; Missing Age/ Gender; Wrong Sample Type; Insufficient Sample; Hemolyzed, Lipemic, Icteric Samples.

Other Instructions

Centrifuge SST (serum gel tubes) within 1-2 hours of collection. Centrifuge red top vacutainers and ALIQUOT Serum within 1-2 hours of collection. The separation vial must be labeled with at least 2 patient identifiers and the sample type.

Reference intervals

Appropriate values provided with report.

Clinical Utility

Highly sensitive for diagnosis of Systemic Lupus Erythematosus (SLE). As a follow up test for positive anti-nuclear antibody (ANA) report.

Test Limitations/ Confounders

Does not occur in all patients with SLE.