CPT/HCPCS
86364
Order Code
CH804
Turnaround Time
48-72 hrs
Specimen Requirements
Specimen Source
Serum
Transport Container
(Specimen Container)
(Specimen Container)
Transport Tube
Preferred Specimens
2 mL Serum
Minimum Volume (uL)
0.5 mL
Collection Instructions
(Transport Temperature)
(Transport Temperature)
Room Temperature
Specimen Stability
| Temperature | Period |
|---|---|
| Room temperature | 7 days |
| Refrigerated | 14 days |
| Frozen | 30 days |
Reject Criteria
Gross hemolysis, Grossly lipemic
Test Details
Clinical Significance
Tissue Transglutaminase (tTG) Antibody (IgG) – Tissue Transglutaminase Antibody, IgG, is useful in diagnosing gluten-sensitive enteropathies, such as Celiac Sprue Disease, and an associated skin condition, dermatitis herpetiformis in patients who are IgA-deficient.
Reference Ranges
<15.0 U/mL Antibody Not Detected >=15.0 U/mL Antibody Detected
Alternative Names
Transglutaminase, Tissue Antibody IgG,tTG IgG
