Days Set Up
Analytic Time

2 - 10 days

Soft Order Code

Test Updated:



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All specimens should be accompanied by a requisition.

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Test Overview

Test Methodology

AASCA, GASCA: Enzyme-Linked Immunosorbent Assay (ELISA)
NSA: Indirect Immunofluorescent Assay (IFA)

Test Usage

As an adjunct in the diagnosis of ulcerative colitis and Crohn disease in patients suspected of having inflammatory bowel disease

Reference Range

Saccharomyces cerevisiae ANTIBODY, IgA or IgG
Negative: < or =20.0 U; Equivocal: 20.1-24.9 U; Weakly positive: 25.0-34.9 U; Positive: > or =35.0 U

Neutrophil specific antibodies: Negative (not detected)

* Reference ranges may change over time. Please refer to the original patient report when evaluating results.

Specimen Requirements

Collection Offsite

Collect specimen in an SST or red top tube. Spin, aliquot into a screw capped plastic tube and send to Specimen Processing refrigerated.

Yellow Top Tube
Normal Volume
1 mL serum
Minimum Volume
0.8 mL serum

Billing Information

CPT Code
86255, 86671 x2
Pro Fee Code

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Our High Standard

Quality that sets us apart

As the reference laboratory division of Michigan Medicine's Department of Pathology, MLabs shares the institution's commitment to applying established quality principles to clinical laboratory testing. Like other large organizations in complex, consequential fields, we rely on an established approach to monitor quality throughout the testing process.