Additional Information:
EPIC Name Test: GASTRIC PARIETAL CELL ANTIBODIES
CPT Code(s):
88346
Specimen Requirements:
Type: Serum
Container/Tube: SST
Sample Volume: 1 mL
Minimum Volume: 0.1 mL (Repeat testing is not possible with this specimen volume.)
Storage: Centrifuge, separate and transfer the serum to a plastic vial. Ship specimens with a frozen cold pack for overnight delivery.
Stability (collection to time of analysis/testing):
- Refrigerated: 24 hours
- Frozen: 1 year
Use:
- Diagnosis of Pernicious Anemia: Gastric parietal-cell autoantibodies detected in the presence of biochemically defined pernicious anemia and vitamin B12 deficiency identify an autoimmune etiology as the cause of the subject’s pernicious anemia.
- Prediction of Pernicious Anemia: Parietal-cell autoantibodies detected in an asymptomatic individual indicates an increased risk for the subsequent development of chronic lymphocytic gastritis, achlorhydria and pernicious anemia.
Methodology:
Indirect immunofluorescence
Reported:
1 – 10 Business Days
Reference Values:
Negative (interpretive report provided)