Epic Code LAB1231945 Saccharomyces cerevisiae Antibody, IgA/IgG

Test Name Alias

LAB1231256 | Quest: 17609 | XSACA

Interface Order Alias

1231945

Clinical Information

Saccharomyces cerevisiae Antibodies (ASCA) (IgG, IgA) - Antibodies to Saccharomyces cerevisiae are found in approximately 75% of patients with Crohn's disease, 15% of patients with ulcerative colitis, and 5% of the healthy population. High titers of antibody increase the likelihood of disease, specifically Crohn's disease, and are associated with more aggressive disease.

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: 2.0 mL serum, room temperature (20-26°C or 68-78.8°F).(Minimum: 0.6 mL)

Rejection Criteria

Lipemic specimen.
Grossly hemolyzed specimen.
Specimens not collected and processed as indicated.

Specimen Stability

Specimen Stability for Testing:

Room Temperature (20-26°C or 68-78.8°F): 14 days
Refrigerated (2-8°C or 36-46°F): 21 days
Frozen (-20°C/-4°F or below): 21 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

Unavailable

Reference Range

By Report

Performing Department

Send Outs

Performing Department Laboratory Location

Sent to Quest Diagnostics- Wood Dale, IL

Methodology

Immunoassay (IA)

CPT

86671 x 2

LOINC