--- Query Results --- | |||
| Organization: | Alberta Precision Laboratories | ||
| Test Name/Synonym: | Tissue Transglutaminase IgA (Synonym: ATTG, Celiac Disease Screen, TTG IGA, Celiac Marker, Anti-Transglutaminase Antibodies, Tissue Transglutaminase Antibodies) | ||
| Ordering Alert: | Laboratory staff: If “TTG” is written alone, order “Tissue Transglutaminase IgA | ||
| LABID (Connect Care): | LAB723 | ||
| Primary Container: | GOLD SST | ||
| Alternate Containers: | PSCs only: RAPID SERUM TUBE | ||
| Minimum Collection Volume: | 1 mL | ||
| Test Resources: |
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| Processing: | Centrifuge. If delay in transportation greater than 5 days from collection: Aliquot and freeze serum. | ||
| Transportation: | Transport at refrigerated temperature. If delay in transportation greater than 5 days from collection: Transport frozen. | ||
| Testing Schedule: | Monday to Friday | ||
| Reference Interval: | Less than 15 kIU/L (Negative) | ||
| Testing Area: | Biochemistry | ||
| Performing Site: | Diagnostic and Scientific Centre | ||
| Additional Test Information: | The current method has the ability to determine whether a sample has low IgA levels. Tissue transglutaminase IgG will be automatically performed as required. Physician Information: Initiating a gluten-free diet prior to referral or prior to screening will interfere with the diagnostic test for celiac diseases. | ||
| Last Updated On: | Wednesday, July 9, 2025 | ||
