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HelpCatalog ID PCAB Parietal Cell Antibodies, IgG, Serum
Useful For
Evaluating patients suspected of having pernicious anemia or autoimmune-mediated deficiency of vitamin B12 with or without megaloblastic anemia
Specimen Required
Collection Container/Tube:
Preferred: Serum gel
Acceptable: Red top
Submission Container/Tube: Plastic vial
Specimen Volume: 0.5 mL
Collection Instructions: Centrifuge and aliquot serum into a plastic vial.
AUMC Laboratory Catalog
Note:
Collect 1.2 mL blood in Gold top tube.
Specimen Minimum Volume
0.4 mL
Specimen Stability Information
| Specimen Type | Temperature | Time | Special Container |
|---|---|---|---|
| Serum | Refrigerated (preferred) | 21 days | |
| Frozen | 21 days |
Reference Values
Negative: ≤20.0 Units
Equivocal: 20.1-24.9 Units
Positive: ≥25.0 Units
Reference values apply to all ages.
Day(s) Performed
Tuesday, Friday
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 |
|---|---|---|
| PCAB | Parietal Cell Ab, IgG, S | 40960-7 |
| Result ID | Test Result Name | Result LOINC Value |
|---|---|---|
| PCAB | Parietal Cell Ab, IgG, S | 40960-7 |
Reporting Name
Parietal Cell Ab, IgG, SPerforming Laboratory
Mayo Clinic Laboratories in Rochester
Reject Due To
| Gross hemolysis | Reject |
| Gross lipemia | Reject |
| Gross icterus | OK |
| Heat-treated specimen | Reject |
Specimen Type
SerumMethod Name
Enzyme-Linked Immunosorbent Assay (ELISA)