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Test Code SLA Soluble Liver Antigen (SLA) IgG Antibodies, Serum


Specimen Required


Supplies: Sarstedt Aliquot Tube, 5 mL (T914)

Collection Container/Tube:

Preferred: Serum gel

Acceptable: Red top

Submission Container/Tube: Plastic vial

Specimen Volume: 0.5 mL Serum

Collection Instructions: Centrifuge and aliquot serum into a plastic vial.


Forms

If not ordering electronically, complete, print, and send Gastroenterology and Hepatology Test Request (T728) with the specimen.

Secondary ID

624092

Useful For

Evaluation of patients at-risk for autoimmune hepatitis or liver disease of unknown etiology

Testing Algorithm

For information see First-Line Screening for Autoimmune Liver Disease Algorithm.

Method Name

Enzyme-Linked Immunosorbent Assay (ELISA)

Reporting Name

Soluble Liver Antigen Ab, IgG, S

Specimen Type

Serum

Specimen Minimum Volume

Serum: 0.4 mL

Specimen Stability Information

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

Reject Due To

Gross hemolysis Reject
Gross lipemia Reject
Gross icterus OK
Heat treated specimens Reject

Reference Values

Negative: <20.0 U

Equivocal: 20.0-24.9 U

Positive: ≥ 25.0 U

Day(s) Performed

Monday

Report Available

2 to 8 days

Performing Laboratory

Mayo Clinic Laboratories in Rochester

Test Classification

This test has been cleared, approved, or is exempt by the US 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

83516

LOINC Code Information

Test ID Test Order Name Order LOINC Value
SLA Soluble Liver Antigen Ab, IgG, S 32219-8

 

Result ID Test Result Name Result LOINC Value
SLA Soluble Liver Antigen Ab, IgG, S 32219-8