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ANTI-TISSUE TRANSGLUTAMINASE (tTG) IgA

Synonym(s):

​tTG, TTG

Description

Indications

​Anti-tTG IgA has the highest sensitivity except in patients with IgA deficiency or children less than 2 years of age.

Specimen Required

​3 mL plain blood

Storage and Transport

Method

​Enzyme Immunoassay

Test Results

​Reported numerically

Reference Interval / Value

​<10 U/mL Negative
> =10 U/mL Positive

Turnaround Time

​Range 2 to 3 working days

Day(s) Test Set up

​Mondays to Fridays

Remarks

​Diagnostic testing should be done with patients on gluten-containing diets.

Change History Notes

Others

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