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
624092Useful 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.
Special Instructions
Method Name
Enzyme-Linked Immunosorbent Assay (ELISA)
Reporting Name
Soluble Liver Antigen Ab, IgG, SSpecimen Type
SerumSpecimen 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 daysPerforming 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 |