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| A B C D E F G H I J K L M N O P Q R S T U V W X Y Z # |
DNA (ds) Antibody
Test Code255
Preferred Specimen
Red Top
Minimum Volume
0.5 mL
Transport Temperature
Room temperature
Specimen Stability
Room temperature: 4 days
Refrigerated: 7 days
Frozen: 30 days
Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
Gross hemolysis • Grossly lipemic • Grossly icteric
Methodology
Immunoassay (IA)
Setup Schedule
Set up: Mon-Sat; Report available: 2-4 days
Reference Range
| ≤4 IU/mL | Negative | |||
| 5-9 IU/mL | Indeterminate | |||
| ≥10 IU/mL | Positive | |||
Clinical Significance
dsDNA Antibody is detected in patients with active systemic lupus erythematosus (SLE) and approximately 20% of patients with Mixed Connective Tissue Disease.
