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HelpTest Code SCERG Saccharomyces cerevisiae Antibody, IgG, Serum
Specimen Required
Collection Container/Tube:
Preferred: Serum gel
Acceptable: Red top
Submission Container/Tube: Plastic vial
Specimen Volume: 0.5 mL
Collection Instructions: Centrifuge and aliquot serum into a plastic vial.
Useful For
Measuring IgG anti-Saccharomyces cerevisiae antibodies as a part of a profile to aid in distinguishing between ulcerative colitis and Crohn disease in patients for whom the specific diagnosis is unclear based on endoscopic, pathologic, and imaging evaluations
This test is not useful for determining the extent of disease in patients with inflammatory bowel disease or determining the response to disease-specific therapy including surgical resection of diseased intestine
Reporting Name
Saccharomyces cerevisiae Ab, IgG, SSpecimen Type
SerumSpecimen Minimum Volume
0.4 mL
Specimen Stability Information
| Specimen Type | Temperature | Time | Special Container |
|---|---|---|---|
| Serum | Refrigerated (preferred) | 21 days | |
| Frozen | 21 days |
Reject Due To
| Gross hemolysis | Reject |
| Gross lipemia | Reject |
| Gross icterus | OK |
| Heat-treated specimen | Reject |
Reference Values
Negative: <20.0 RU/mL
Positive: ≥20.0 RU/mL
Reference values apply to all ages.
Day(s) Performed
Tuesday, Thursday
Report Available
2 to 4 daysSpecimen Retention Time
14 daysPerforming Laboratory
Mayo Clinic Laboratories in Rochester
CPT Code Information
86671
LOINC Code Information
| Test ID | Test Order Name | Order LOINC Value |
|---|---|---|
| SCERG | Saccharomyces cerevisiae Ab, IgG, S | 47321-5 |
| Result ID | Test Result Name | Result LOINC Value |
|---|---|---|
| SCERG | Saccharomyces cerevisiae Ab, IgG, S | 47321-5 |