Children's Mercy Hospitals and Clinics
Name
Tissue Transglutaminase Antibody IgA

Synonyms
tTG anit-IgA

CMH Lab Section
Immunology

Specimen Requirements
3 mL red with gold ring (gel). Must be serum.

Availability
Batched testing done Monday through Friday.
Must have specimen in lab before 0500.

Turn Around Time
1-3 days

Methodology
ELISA

Ranges
<20 unit: Negative
20-40 unit: Indeterminate
>40 unit: Positive

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