Geisinger Medical Laboratories Test Catalog
GLIADIN (DEAMIDATED) IGA ANTIBODY |
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ORDERING INFORMATION: |
Geisinger Epic Procedure Code: LAB2356 Geisinger Epic ID: 26878 | |
SPECIMEN COLLECTION |
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Specimen type: |
Serum | |
Preferred collection container: |
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Alternate Collection Container: |
6 mL red-top (plain, non-serum separator) tube
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Specimen required: |
0.5 mL serum; minimum 0.2 mL | |
SPECIMEN PROCESSING |
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Specimen processing instructions: |
Allow to clot. Centrifuge and submit 0.5 mL serum. | |
Transport temperature: |
Refrigerated (preferred). Room temperature (stable 8 hours) and frozen specimens also acceptable. | |
Specimen stability: |
Room temperature: 8 hours. Refrigerated (2-8°C): 48 hours. Frozen: 6 months. | |
Rejection criteria: |
Specimen stability exceeded; specimen grossly hemolyzed. | |
TEST DETAILS |
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Reference interval: |
Negative <7 U/mL | |
Interpretation guide: |
Negative <7 U/mL Equivocal 7-10 U/mL Positive >10 U/mL |
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CPT code(s): |
86258 | |
Note: The billing party has sole responsibility for CPT coding. Any questions regarding coding should be directed to the payer being billed. The CPT codes provided by GML are based on AMA guidelines and are for informational purposes only. | ||
Test includes: |
Deamidated gliadin IgA antibody. | |
Methodology: |
Enzyme Immunoassay (EIA) |
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Synonyms: |
Gliadin IgA AB, DGPA, Celiac Gliadin IgA Antibody
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Clinical significance: |
Gliadin IgA antibodies are detected in patients with gluten-sensitive enteropathies such as celiac disease and dermatitis herpetiformis. | |
Doctoral Director(s:) |
Hoi-Ying Elsie Yu PhD, DABCC | |
Review Date: | 12/13/2022 |