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Test Code AASCA Saccharomyces cerevisiae Antibody, IgA, Serum

Reporting Name

Saccharomyces cerevisiae Ab, IgA, S

Useful For

Helping clinicians distinguish between ulcerative colitis and Crohn’s disease in patients suspected of having inflammatory bowel disease

Performing Laboratory

Mayo Medical Laboratories in Rochester

Specimen Type

Serum


Specimen Required


Container/Tube:

Preferred: Serum gel

Acceptable: Red top

Specimen Volume: 0.5 mL


Specimen Minimum Volume

0.4 mL

Specimen Stability Information

Specimen Type Temperature Time
Serum Refrigerated (preferred) 21 days
  Frozen  21 days

Reference Values

Negative: ≤20.0 U

Equivocal: 20.1-24.9 U

Weakly positive: 25.0-34.9 U

Positive: ≥35.0 U

Reference values apply to all ages.

Day(s) and Time(s) Performed

Monday through Friday; 5 p.m.

Test Classification

This test has been cleared or approved by the U.S. Food and Drug Administration and is used per manufacturer's instructions. Performance characteristics were verified by Mayo Clinic in a manner consistent with CLIA requirements.

CPT Code Information

86671

LOINC Code Information

Test ID Test Order Name Order LOINC Value
AASCA Saccharomyces cerevisiae Ab, IgA, S 47320-7

 

Result ID Test Result Name Result LOINC Value
AASCA Saccharomyces cerevisiae Ab, IgA, S 47320-7

Method Name

Enzyme-Linked Immunosorbent Assay (ELISA)

Forms

If not ordering electronically, complete, print, and send a Gastroenterology and Hepatology Test Request Form (T728) with the specimen (http://www.mayomedicallaboratories.com/it-mmfiles/gastroenterology-and-hepatology-test-request.pdf)