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Tissue Transglutaminase IgA (TtG) *

SIM

21493 

CPT

83516 

Synonyms

tTG IgA

Specimen Type

Serum 

Container

Red-top or gold-top tube

Collection Instructions

Volume

Volume: 1 mL
Minimum volume: 0.5 mL

Additional Information

Detection of antibodies to aid in the diagnosis of gluten-sensitive enteropathy (GSE),such as celiac disease and dermatitis herpetiformis.  

Patient Preparation

Specimen Processing Instructions

 Once in the lab,separate serum from cells if using red-top tube

Transport Requirements

Room temperature or Refrigerated

Specimen Stability

 Room temperature or Refrigerated: 14 days 

Rejection Criteria

Hemolysis; lipemia; gross bacterial contamination

Reference Range

Reference Range accompanies report

Critical Value

 

Test Includes

Tissue transglutaminase IgA 

Methodology

Enzyme immunoassay (EIA) 

Testing Frequency

 

LCA

164640 

Reviewed By

Lisa McBride                  

Reviewed Date

2/20/2018

Supplemental

*  Denotes Reference Lab Test

Reviewed by Lisa McBride on February 20, 2018

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