Tissue Transglutaminase (tTG), IgA

Synonyms

  • CELIAC DISEASE
  • GLUTEN-FREE
  • LAB723
  • TISSUE TRANSGLUTAMINASE, IGA
  • TRANSGLUTAMINASE IGA ANTIBODY

Cerner Name

Transglutaminase IgA

Clinical Info

Recommended initial test to evaluate for suspected celiac disease (CD) in IgA-competent individuals. May aid in monitoring therapeutic response to a gluten-free diet in individuals with confirmed CD.

Specimen Sources

Blood, Arterial Blood, Capillary Blood, Central Line Blood, Venous

Specimen Types

Blood

Specimen Volume

1 mL of serum

Container

Gold Top Tube

Collection Instructions

Specimen:  1 mL of serum

Transport Instructions

Refrigerate

Specimen Stability

7 days at 2-8 °C.
8 months at -20 °C or colder

Methodology

Multiplex Flow Immunoassay

Days Performed

Monday through Friday
 

Performing Laboratories

Northwell Health Laboratories

CPT

86364

PDM

5700320

Results
Component Name Base Name Common Name External Name
TRANSGLUTAMINASE IGA ANTIBODY TRANSGLUIGAA TRANSGLUTAMINASE IGA ANTIBODY Transglutaminase IgA Antibody
TRANSGLUTAMINASE IGA INTERPRETATION TRANSGLUIGAI TRANSGLUTAMINASE IGA INTERPRETATION Transglutaminase IgA Interpretation

Result Interpretation

< 15 U/mL: Negative
≥ 15 U/mL: Positive

Forms
Immunology LAB723 build edit