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Test ID:
TTIGA
Tissue Transglutaminase Antibodies IgA, Serum
Orderable by Ontario ND
Test Overview
Method
Chemiluminescent immunoassay (CLIA)
Result Included
Tissue Transglutaminase Antibodies IgA
Specimen
Specimen Type
SerumVolume
Sample Volume
1 mL
Collection & Handling
Additional Information
This assay is also included in the Celiac Profile and TissueTransglutaminase (IgA + IgG) panel. (See separate listings.)
Stability
| Ambient | Refrigerated | Frozen |
|---|---|---|
| 7 days | 7 days | >7 days |
Performance & Interpretation
Turnaround Time
5 days
Results
Name
Units
Reference Range
Conversion
-
Tissue Transglutaminase Antibodies IgACU<20 Negative
20 - 30 Weakly Positive
>30 Positive
Comment
False negative results may occur in patients who are IgA deficient.
Referral Location
Canada
Interface & Setup
HL7 Interface Codes
| Order Code | Result Name | Result Codes | Units |
|---|---|---|---|
| TTIGA | Tiss Transglut Ab IgA | 29804 | CU |
Test Version
Last Updated
2019-09-30