Test Name
TISSUE TRANSGLUTAMINASE (tTG), IgA
Aliases
TRANSGLUTAMINASE IgA
Abbreviations
tTG IgA
Test Classification
INDIVIDUAL
Department
SEROLOGY
Sub Department
AUTOIMMUNITY
TAT Category
ELAPSED (CONTINUOUS) TIME
Estimated TAT
7
TAT Units
DAYS
Test Requirements
2ml Serum, Serum separator tube (SST/ GEL) or plain (RED TOP) vacutainer.
Clinical Utility
Diagnosis of celiac disease (coeliac disease)/ gluten sensitive enteropathy. Screening for dermatitis herpetiformis.
Last Review
26th Feb 2026