Anti-CEP-1 Ab, IgG (RDL)

TEST: 520133
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CPT: 83516
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Synonyms

  • CEP
  • CEP-1
  • CEP1
  • Citrullinated alpha enolase
  • Citrullinated alpha-Enolase Peptide 1

Test Includes

This test is a component of RAdx5, SeroNegRAdx3.

Expected Turnaround Time

7 - 10 days

Turnaround time is defined as the usual number of days from the date of pickup of a specimen for testing to when the result is released to the ordering provider. In some cases, additional time should be allowed for additional confirmatory or additional reflex tests. Testing schedules may vary.

Related Documents

For more information, please view the literature below.

Rheumatoid Arthritis: Novel Serologic Markers White Paper

Rheumatoid Arthritis Testing With Better Performance Brochure

Rheumatoid Arthritis (RA) Comprehensive Testing Brochure

Specimen Requirements

Specimen

Serum

Volume

1 mL

Minimum Volume

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

Container

Red-top tube or gel-barrier tube

Collection

Separate serum from cells within one hour of collection. Transfer to a plastic transport tube before shipping. To avoid delays in turnaround time when requesting multiple tests on frozen samples, please submit separate frozen specimens for each test requested.

Storage Instructions

Refrigerate or freeze.

Stability Requirements

Temperature

Period

Room temperature

7 days

Refrigerated

14 days

Frozen

60 days

Freeze/thaw cycles

Stable x1

Causes for Rejection

Grossly hemolyzed; bacterial contamination; lipemic specimen; icteric specimen; non-serum specimen types

Test Details

Use

Antibodies to Citrullinated α-Enolase Peptide 1 (CEP-1) predict onset of symptoms in pre-clinical rheumatoid arthritis (RA), confirm the diagnosis of RA, and provide insight into the potential pathogenic triggers of RA.

Limitations

This test was developed and its performance characteristics determined by Labcorp. It has not been cleared or approved by the Food and Drug Administration.

Methodology

Enzyme-linked immunosorbent assay (ELISA)

LOINC® Map

Order Code Order Code Name Order Loinc Result Code Result Code Name UofM Result LOINC
520133 Anti-CEP-1 Ab, IgG (RDL) 96561-6 520095 Anti-CEP-1 Ab, IgG (RDL) Units 96561-6

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