Epic Code LAB1231973 Yersinia enterocolitica

Test Name Alias

LAB12311196 | XYER | Quest: 16768 | Yersinia Species Antibodies, IgG, IgA

Interface Order Alias

1231973

Clinical Information

Yersinia enterocolitica Antibodies (IgG, IgA) - Y. enterocolitica is associated with a wide spectrum of clinical manifestations, including enteritis, colitis, and reactive arthritis. Specific IgG and IgA antibodies are typically present following acute infection.

Specimen Requirements

Specimen Collection Criteria

Collect (preferred specimen): One Gold-top SST tube.
Also acceptable: One plain Red-top tube.

Physician Office/Draw Specimen Preparation

Let specimen clot 30-60 minutes then centrifuge to separate serum from cells. Transfer serum to plastic transport tube and maintain at room temperature (20-26°C or 68-78.8°F) prior to transport.

In-Lab Processing

Let specimen clot 30-60 minutes then centrifuge to separate serum from cells. Transfer serum to plastic transport tube and maintain at room temperature (20-26°C or 68-78.8°F) prior to transport.

Specimen Transport Temperature

Transport: 0.5 mL serum, room temperature (20-26°C or 68-78.8°F) (Minimum: 0.2 mL)

Rejection Criteria

Hemolyzed specimens.
Icteric specimens.
Lipemic specimens.
Specimens not collected and processed as indicated.

Specimen Stability

Specimen Stability for Testing:

Room Temperature (20-26°C or 68-78.8°F): 7 days
Refrigerated (2-8°C or 36-46°F): 14 days
Frozen (-20°C/-4°F or below): 30 days

Specimen Storage in Department Prior to Disposal:

Specimen retention time is determined by the policy of the reference laboratory. Contact the Send Outs Laboratory with any questions.

Test Frequency

Performed: Varies, 1x per week, as needed.
Results available in 7-10 days.

Reference Range

*Y. enterocolitica* Ab (IgG)	<0.90
*Y. enterocolitica* Ab (IgA)	<0.90

Interpretive Criteria

<0.90	Antibody not detected
0.90-1.10	Equivocal
>1.10	Antibody detected

Performing Department

Send Outs

Performing Department Laboratory Location

Sent to Quest Diagnostics- Wood Dale, IL

Methodology

Enzyme Linked Immunosorbent Assay (ELISA)

CPT

86793 x 2

LOINC

Unavailable

Reviewed Date

11/1/2025

Orderable Regions