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

CPT: 86225
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Synonyms

  • Crithidia

Related Documents


Specimen Requirements


Specimen

Serum


Volume

1 mL


Minimum Volume

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


Storage Instructions

Room temperature


Stability Requirements

Temperature

Period

Room temperature

14 days

Refrigerated

14 days

Frozen

14 days

Freeze/thaw cycles

Stable x3


Causes for Rejection

Bacterially contaminated samples


Test Details


Use

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


Limitations

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.


Methodology

Indirect fluorescent antibody (IFA)


For Providers

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