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HelpTest Code LAB5005 Antinuclear Antibodies (ANA) Screen, Serum
Additional Codes
| Test Name in EPIC | EPIC Test Code | Mnemonic |
|---|---|---|
| ANA SCREEN | LAB5005 | ANASC |
Methodology
Enzyme Immunoassay (EIA)
This test uses the Bio-Rad Autoimmune EIA ANA Screening assay to determine the presence of antinuclear antibodies (ANAs). This assay collectively detects total ANAs against double stranded DNA (dsDNA, nDNA), histones, SS-A/Ro, SS-B/La, Sm/RNP, Scl-70, Jo-1 and centromeric antigens, along with sera positive for immunofluorescent (IFA) Hep-2 ANAs.
Specimen Requirements
Specimen Type: Serum
Container/Tube: Serum gel
Specimen Volume: 1 mL
Specimen Minimum Volume: 0.5 mL
Collection Instructions:
1. Lipemic or hemolyzed specimen is not acceptable.
2. Avoid repeated freeze/thaw cycles.
Specimen Transport Temperature
Refrigerate 5 days/Ambient NO/Frozen OK
Day(s) Test Set Up
Monday through Friday (once daily)
Performing Laboratory
Chemistry-
SMDC Clinical Lab
Test Classification and CPT Coding
86038
Reference Values
Less than or equal 1.0 U .................... Negative
1.1-2.9 U ................................... Weak Positive
3.0-5.9 U ................................... Positive
Greater than or equal 6.0 U ................. Strong Positive
ANA values obtained with different manufacturers' assay methods may not be used interchangeably.