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Orderable Name TTG IgA Tissue Transglutaminase IgA

Specimen Type

Blood

Minimum Volume

1.0 mL

Container

Plain Red
Serum/Refrigerate

Turnaround Time

Batch tested Tuesday, Wednesday and Friday.

Testing days subject to change based on volume

Methodology

Fluorescent Enzymatic Immunoassay

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.
The presence of the tissue transglutaminase (tTG) IgA antibody is associated with gluten-sensitive enteropathies such as celiac disease and dermatitis herpetiformis.

CPT Code

86364