Epic Code LAB1231967 Brucella Antibody Screen, IgM and IgG, EIA with reflex to Agglutination

Test Name Alias

LAB1230615 | Brucella AB | Quest: 91068

Interface Order Alias

1231967

Clinical Information

Brucella Antibodies (IgG, IgM), EIA with Reflex to Agglutination - Detection of antibodies to Brucella sp. Usually indicates recent or past exposure to the organism.

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

Rejection Criteria

Hemolyzed specimens.
Severely 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: Sunday, Tuesday, Thursday
Results available in 2-7 days.

Reference Range

*Brucella* IgG	<0.80
*Brucella* IgM	<0.80

Interpretive Criteria

<0.80	Antibody Not Detected
0.80-1.09	Equivocal
≥1.10	Antibody Detected

Performing Department

Send Outs

Performing Department Laboratory Location

Sent to Quest Diagnostics- Wood Dale, IL

Methodology

Immunoassay (IA)

CPT

86622

LOINC

Unavailable

Reviewed Date

11/3/2025

Orderable Regions