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HelpTest Code PCAB Parietal Cell Antibodies, IgG, Serum
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.
Children's Mercy Hospital
Note:
CMH COLLECTION: 1.5 mL in red gel vacutainer
Specimen Minimum Volume
0.4 mL
Specimen Stability Information
| Specimen Type | Temperature | Time | Special Container |
|---|---|---|---|
| Serum | Refrigerated (preferred) | 21 days | |
| Frozen | 21 days |
Useful For
Evaluating patients suspected of having pernicious anemia or autoimmune-mediated deficiency of vitamin B12 with or without megaloblastic anemia
Reject Due To
| Gross hemolysis | Reject |
| Gross lipemia | Reject |
| Gross icterus | OK |
| Heat-treated specimen | Reject |
Day(s) Performed
Tuesday, Friday
Report Available
2 to 4 daysReporting Name
Parietal Cell Ab, IgG, SReference Values
Negative: ≤20.0 Units
Equivocal: 20.1-24.9 Units
Positive: ≥25.0 Units
Reference values apply to all ages.
Method Name
Enzyme-Linked Immunosorbent Assay (ELISA)
Performing Laboratory
Mayo Clinic Laboratories in Rochester
CPT Code Information
83516