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Orderable Name Gliadin IgA Gliadin IgA Ab Deamidated

Specimen Type

Blood

Minimum Volume

1.0 mL

Container

Plain Red
Serum/Refrigerate

Methodology

Fluorescent Enzymatic Immunoassay

Turnaround Time

Batch tested Tuesday, Wednesday and Friday.

Testing days subject to change based on volume

Reference Range

≤6.9 unit/mL Negative

Notes

Antibody results should not be used alone for diagnosis and must be interpreted in light of clinical manifestations and other test results.
Positive test results for deamidated gliadin IgG antibodies are consistent with a diagnosis of celiac disease. A decrease in the concentrations of deamidated gliadin IgG antibodies may begin after initiation of a gluten-free diet and could indicate a response to therapy.

CPT Code

86258