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25478 Soluble Liver Antigen (SLA) IgG Antibody (007441)

Soluble Liver Antigen (SLA) IgG Antibody (007441)
Test Code: SLASO
Synonyms/Keywords
SLA, IgG AntibodyAnti-Leukocyte Ab
Useful For
Aid in the diagnosis of autoimmune hepatitis (AIH)
Specimen Requirements
Specimen Type Preferred Container/Tube Acceptable Container/Tube Specimen Volume Specimen Minimum Volume
(allows for 1 repeat)
Pediatric Minimum Volume
(no repeat)
​Serum ​Red Top Tube (RTT) ​Serum Separator Tube (SST) 0.6 mL ​0.3 mL
Collection Processing Instructions
If a red-top tube is used, transfer separated serum to a plastic transport tube.
Specimen Stability Information
Specimen Type Temperature Time
​Serum ​ ​ ​Refrigerated (preferred) ​48 hours
​Frozen ​Indefinitely (no freeze/thaw)
​Ambient ​8 hours
Rejection Criteria
Nonserum specimen received; specimen in azide or other preservative; microbially-contaminated specimen; heat-treated specimen; gross lipemia or hemolysis
Performing Laboratory Information
Performing Location Day(s) Test Performed Analytical Time Methodology/Instrumentation

LabCorp Labs

Monday, ​Wednesday ​3 days ​Enzyme Immunoassay (EIA)
Reference Lab
Reference Range Information
Performing Location Reference Range
​LabCorp Labs

Negative: 0.0−20.0 units

Equivocal: 20.1−24.9 units

Positive: >24.9 units
Outreach CPTs
CPT Modifier
(if needed)
Quantity Description Comments
83516​
Synonyms/Keywords
SLA, IgG AntibodyAnti-Leukocyte Ab
Ordering Applications
Ordering Application Description
​Centricity ​Soluble Liver Antigen (SLA) IgG Antibody (007441)
​Cerner ​Soluble Liver Antigen (SLA) IgG Antibody (007441)
​COM ​Soluble Liver Antigen (SLA) IgG Antibody (007441)
If the ordering application you are looking for is not listed, contact your local laboratory for assistance.
Specimen Requirements
Specimen Type Preferred Container/Tube Acceptable Container/Tube Specimen Volume Specimen Minimum Volume
(allows for 1 repeat)
Pediatric Minimum Volume
(no repeat)
​Serum ​Red Top Tube (RTT) ​Serum Separator Tube (SST) 0.6 mL ​0.3 mL
Collection Processing
If a red-top tube is used, transfer separated serum to a plastic transport tube.
Specimen Stability Information
Specimen Type Temperature Time
​Serum ​ ​ ​Refrigerated (preferred) ​48 hours
​Frozen ​Indefinitely (no freeze/thaw)
​Ambient ​8 hours
Rejection Criteria
Nonserum specimen received; specimen in azide or other preservative; microbially-contaminated specimen; heat-treated specimen; gross lipemia or hemolysis
Useful For
Aid in the diagnosis of autoimmune hepatitis (AIH)
Reference Range Information
Performing Location Reference Range
​LabCorp Labs

Negative: 0.0−20.0 units

Equivocal: 20.1−24.9 units

Positive: >24.9 units
For more information visit:
Performing Laboratory Information
Performing Location Day(s) Test Performed Analytical Time Methodology/Instrumentation

LabCorp Labs

Monday, ​Wednesday ​3 days ​Enzyme Immunoassay (EIA)
Reference Lab
For billing questions, see Contacts
Outreach CPTs
CPT Modifier
(if needed)
Quantity Description Comments
83516​
For most current information refer to the Marshfield Laboratory online reference manual.