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Gliadin antibody, IgA-2992

Test info

Test name:

Gliadin antibody, IgA

Test number:

2992

Excellian order number:

LAB2992

Abbreviation:

GLIA

Alternate names:

Anti DGP
Celiac disease antibody
Deamidated gliadin antibodies, IgA
Deaminated gliadin antibodies, IgA
Deamidated gliadin peptide
DGP IgA
Gliadin antibody IgA

Specimen

Specimen type:

Serum

Collection container:

Gold serum separator (SST) tube

Volume:

1.0 mL

Minimum volume:

0.5 mL

Collection instructions:

Immediately following collection, thoroughly mix sample by gently inverting 5 times

Processing instructions:

Allow sample to clot for a minimum of 30 minutes
Spin within two (2) hours of sample collection

Transport container:

Gold serum separator (SST) tube

Alternate collection container:

Red serum vial/tube - 5 mL

Alternate processing instructions:

Allow sample to clot
Spin
Transfer serum to a False bottom plasma/serum transport vial/tube (AHL), labelled as serum, within two (2) hours of sample collection

Alternate transport container:

False bottom plasma/serum transport vial/tube (AHL)

Transport and stability:

Refrigerated (preferred) - 7 days

Frozen - 14 days

Ambient - NO

Reason for rejection:

Improper labels (unlabeled or mislabeled)
Hemolysis (some procedures)
Improper anticoagulant or ratio
- Heparinized plasma is not acceptable
Delay in transport
Improper storage temperature affecting results
Improper container
Leaking container resulting in compromised specimen
Quantity not sufficient (QNS)

Performance

Performing lab:

AHL - Immunology: J

Days set up:

TAT:

2 - 7 days

Method:

Enzyme-linked immunosorbent assay (ELISA)

Clinical and Interpretive info

Reference ranges:

Negative: <20 U/mL

Weak positive: 20 - 30 U/mL

Srong positive: >30 U/mL

Billing

CPT codes:

86258

Hospital EAP/charge code:

17027680

Clinic EAP/charge code:

308625801

Tracking

Date created:

08/06/2007

Revised date:

01/03/2022

Review date:

04/04/2022