Transglutaminase IgG Abs
Test Mnemonic
TGIGG
CPT Codes
- 86364 - QTY (1)
LOINC ®
32998-7
Aliases
- Tissue Transglutaminase, IgG
Performing Laboratory
Cleveland Clinic Laboratories
Specimen Requirements
| Volume | Type | Container | Collect Temperature | Transport Temperature | Special Instructions |
|---|---|---|---|---|---|
| 1 mL | Serum | SST (Gold) | Refrigerated |
Minimum Specimen Requirements
| Volume | Type | Container | Collect Temperature | Transport Temperature | Special Instructions |
|---|---|---|---|---|---|
| 0.5 mL |
Stability
| Environmental Condition | Description |
|---|---|
| Ambient | 24 hours |
| Refrigerated | 7 days |
| Frozen | 14 days, up to 2 freeze thaw cycles |
Days Performed
Tue, Fri
Turnaround Time
1 - 4 days
Methodology
| Name | Description |
|---|---|
| Enzyme Immunoassay (EIA) |
Reference Range
| Transglutaminase IgG Abs | |||||
|---|---|---|---|---|---|
| Sex | Age From | Age To | Type | Range | Range Unit |
| Normal | <6 | U/mL | |||
| Transglutaminase IgG Abs Interpretation | |||||
| Sex | Age From | Age To | Type | Range | Range Unit |
| Normal | Negative |
Clinical Info
This test is used as an aid in diagnosis of celiac disease in IgA-deficient individuals only. Clinical correlation is required.