Tissue Transglutaminase Antibody, IgA
Test Summary
Tissue Transglutaminase Antibody, IgA, is useful in diagnosing gluten-sensitive enteropathies, such as Celiac Sprue Disease, and an associated skin condition, dermatitis herpetiformis.
Aliases
- TTG IgA
Specimen Collection
Special Instructions
N/A
Preferred Specimen
1 mL serum (minimum 0.5 mL)
Minimum Volume
0.5 mL
Instructions
SST or Red top: Avoid hemolysis. Invert a minimum of 5 times, then allow to clot in an upright position for 30 minutes. Centrifuge the tube for at least 10 minutes. Keep tightly stoppered.
Patient Preparation
N/A
Storage
SST (speckled top), Red top , Plastic Vial (transfer) tube
Transport Temperature
Refrigerated (preferred)
Specimen Stability
- Room Temperature = n/a
- Refrigerated = 7 days
- Frozen = at least 7 days
Limitations
N/A
Other Acceptable Specimens
N/A
Unacceptable Specimens
N/A
Order Code
TTGIGA
EPIC (Premier) Code
LAB387
Includes
N/A
CPT Code
- 86364
Billing Code
- 500000
CPT Statement
Methodology
Enzyme Immunoassay (EIA)
FDA Status
Approved
Physician Attestation of Informed Consent
N/A
Testing Laboratory
CompuNet Clinical Laboratories, LLC
2308 Sandridge Drive
Moraine OH, 45439
2308 Sandridge Drive
Moraine OH, 45439
Reference Range
| SEX | AGE | Report Normals | Units |
| N/M/F | 1000Y | < 4 | U/ML |
Setup Schedule / Expected Turnaround Time
Monday, Wednesday, Friday; BS; Reports available: 3 days
Specimen Collection
Special Instructions
N/A
Preferred Specimen
1 mL serum (minimum 0.5 mL)
Minimum Volume
0.5 mL
Instructions
SST or Red top: Avoid hemolysis. Invert a minimum of 5 times, then allow to clot in an upright position for 30 minutes. Centrifuge the tube for at least 10 minutes. Keep tightly stoppered.
Patient Preparation
N/A
Storage
SST (speckled top), Red top , Plastic Vial (transfer) tube
Transport Temperature
Refrigerated (preferred)
Specimen Stability
- Room Temperature = n/a
- Refrigerated = 7 days
- Frozen = at least 7 days
Limitations
N/A
Other Acceptable Specimens
N/A
Unacceptable Specimens
N/A
Result Information
Methodology
Enzyme Immunoassay (EIA)
Testing Laboratory
N/A
Reference Range
| SEX | AGE | Report Normals | Units |
| N/M/F | 1000Y | < 4 | U/ML |
Setup Schedule / Expected Turnaround Time
Monday, Wednesday, Friday; BS; Reports available: 3 days