Test Overview
Test Methodology

Enzyme-Linked Immunosorbent Assay (ELISA)

Test Usage

Helping clinicians distinguish between ulcerative colitis and Crohn disease in patients suspected of having inflammatory bowel disease by identifying Saccharomyces cerevisiae IgA antibody.

Reference Range *

Negative: < or =20.0 U; Equivocal: 20.1-24.9 U; Weakly positive: 25.0-34.9 U; Positive: > or =35.0 U

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

Test Details
Days Set Up
Monday - Friday
Analytic Time

2 - 5 days

Soft Order Code
AASCA
Laboratory
Sendout
Reference Laboratory
Mayo AASCA
Section
Special Testing
Specimen Requirements
Collection Instructions

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

Yellow Top Tube
Red Top Tube
Normal Volume
0.5 mL serum
Minimum Volume
0.4 mL serum
Storage Temperature
Refrigerated preferred, frozen acceptable
Additional Information

Test performed by Mayo Clinic Laboratories

Billing
CPT Code
86671
Fee Code
AA504
Resources