Ordering Recommendation

Recommended for the evaluation of individuals with suspected primary biliary cholangitis (PBC) who test negative for anti-mitochondrial antibodies (AMA).

Mnemonic

SP100GP210

Methodology

Semi-Quantitative Enzyme-Linked Immunosorbent Assay

Performed

Wed

Reported

1-8 days

New York DOH Approval Status

This test is New York DOH approved.

Specimen Required

Patient Preparation
Collect

Serum Separator Tube (SST).

Specimen Preparation

Separate from cells ASAP or within 2 hours of collection. Transfer 1.0 mL serum to an ARUP Standard Transport Tube. (Min: 0.3 mL)

Storage/Transport Temperature

Refrigerated.

Unacceptable Conditions

Non-serum, heat-inactivated, contaminated, grossly icteric, severely lipemic, grossly hemolyzed specimens or inclusion of fibrin clot.

Remarks
Stability

After separation from cells: Ambient: 48 hours; Refrigerated: 2 weeks; Frozen: 1 month (avoid repeated freeze/thaw cycles)

Reference Interval

Test Number
Components
Reference Interval
  Anti-gp210 Antibody, IgG 24.9 Units or less
  Anti-sp100 Antibody, IgG 24.9 Units or less

Interpretive Data

Refer to report


Component Interpretation
Anti-sp100 Antibody, IgG 20.0 Units or less  Negative
20.1-24.9 Units  Equivocal
25.0 Units or greater  Positive
Anti-gp210 Antibody, IgG 20.0 Units or less  Negative
20.1-24.9 Units  Equivocal
25.0 Units or greater  Positive

Compliance Category

FDA

Note

Hotline History

N/A

CPT Codes

83516 x2

Components

Component Test Code* Component Chart Name LOINC
3002483 Anti-gp210 Antibody, IgG 96560-8
3002484 Anti-sp100 Antibody, IgG 96560-8
* Component test codes cannot be used to order tests. The information provided here is not sufficient for interface builds; for a complete test mix, please click the sidebar link to access the Interface Map.

Aliases

Anti-sp100 and anti-gp210 Antibodies, IgG