dsDNA Antibody by IFA, Crithidia luciliae, with Reflex to Titer

CPT: 86225
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  • Crithidia

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Specimen Requirements




1 mL

Minimum Volume

0.3 mL (Note: This volume does not allow for repeat testing.)

Storage Instructions

Room temperature

Stability Requirements



Room temperature

14 days


14 days


14 days

Freeze/thaw cycles

Stable x3

Causes for Rejection

Bacterially contaminated samples

Test Details


Used as an aid in the diagnosis of systemic lupus erythematosus (SLE) in conjunction with other laboratory and clinical findings.


Certain drugs, including procainamide and hydralazine, may induce a lupus erythematosus-like disease. Patients with drug-induced LE may demonstrate ANA commonly directed against nuclear histones, although antibody to dsDNA has also been reported.


Indirect fluorescent antibody (IFA)

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