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DNA (ds) Antibody, Crithidia IFA with Reflex to Titer
Test Code37092
Alias/See Also
Double-stranded DNA Ab w/reflex
CRITHIDIA
CRITHIDIA
CPT Codes
86255
Includes
If the DNA (ds) Antibody Screen is positive, then DNA (ds) Antibody Titer will be performed at an additional charge (CPT code(s): 86256).
Preferred Specimen
1 mL serum
Patient Preparation
Overnight fasting is preferred
Minimum Volume
0.2 mL
Transport Container
Transport tube
Transport Temperature
Room temperature
Specimen Stability
Room temperature: 7 days
Refrigerated: 16 days
Frozen: 35 days
Refrigerated: 16 days
Frozen: 35 days
Methodology
Immunofluorescence Assay (IFA)
Setup Schedule
Set up: Mon, Wed, Fri; Report available: 1-4 days
Reference Range
Negative
Clinical Significance
dsDNA Antibody is detected in patients with active systemic lupus erythematosus (SLE) and approximately 20% of patients with mixed connective tissue disease.
Performing Laboratory
Quest Diagnostics Nichols Institute |
14225 Newbrook Drive |
Chantilly, VA 20153 |
Last Updated: April 5, 2022