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| A B C D E F G H I J K L M N O P Q R S T U V W X Y Z # |
Tissue Transglutam Ab IgA 8821
Test CodeTTG
Alias/See Also
TTG
CPT Codes
83516
Preferred Specimen
1 mL serum
Minimum Volume
1
Instructions
Draw SST and send serum refrigerated
Transport Container
SST
Transport Temperature
R
Specimen Stability
Room temperature: 7 days
Refrigerated: 14 days
Frozen: 30 days
Refrigerated: 14 days
Frozen: 30 days
Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
Gross hemolysis • Grossly lipemic
Methodology
Immunoassay (IA)
Setup Schedule
Set up: Tues-Sat; Report available: Next day
Reference Range
| <15.0 U/mL | Antibody not detected |
| ≥15.0 U/mL | Antibody detected |
Clinical Significance
Tissue Transglutaminase Antibody, IgA, is useful in diagnosing gluten-sensitive enteropathies, such as Celiac Sprue Disease, and an associated skin condition, dermatitis herpetiformis.
Performing Laboratory
| Quest Diagnostics Nichols Institute |
| 14225 Newbrook Drive |
| Chantilly, VA 20153 |
