Endomysial Antibody, IgA
| Label Mnemonic: | EMAIGA |
| Epic code: | LAB8875 |
| Order form: | Laboratory Requisition |
| Supply order: | Supply Order Form |
| Billing: | Billing Policies |
| CPT code: | 86256 |
Specimen(s):
Serum
Collection Medium:
|
| Red top tube 5 mL (Clot Activator) |
Minimum:
Preferred Minimum: 1 mL serum in a red top tube
Absolute Minimum: 0.15 mL serum
Absolute Minimum: 0.15 mL serum
Rejection Criteria:
Plasma. Severely lipemic, contaminated, or hemolyzed specimens.
Turn Around Time:
1-5 days upon receipt at reference laboratory
Reference Range:
Less than 1:10
Interpretive Data:
The endomysial antigen has been identified as the protein
cross-linking enzyme known as tissue transglutaminase.
Comments:
Ordering Recommendation:
Acceptable single screening test for IgA-competent individuals with suspected celiac disease.
May aid in monitoring adherence to gluten-free diet in celiac disease confirmed patients.
Acceptable single screening test for IgA-competent individuals with suspected celiac disease.
May aid in monitoring adherence to gluten-free diet in celiac disease confirmed patients.
Methodology:
Semi-Quantitative Indirect Fluorescent Antibody
Sample Processing:
Centrifuge at 3500 RPM for 5 minutes.
Transfer serum to a new screw cap transfer tube.
Transfer serum to a new screw cap transfer tube.
Sample Storage:
Store frozen.
Transport Instructions:
Place dry ice on top of specimen in Styrofoam container to
maintain frozen temperature.