ARUP's Laboratory Test Directory

Deamidated Gliadin Peptide (DGP) Antibodies, IgA and IgG : 0051358

Mnemonic: GLIAD PAN

Ordering Recommendation: Panel not recommended for screening celiac disease. Preferred screening test is Celiac Disease Reflexive Panel (0051065) or Tissue Transglutaminase (tTG) Antibody, IgA (0097709) testing for individuals with normal levels of serum IgA.
Methodology: Semi-Quantitative Enzyme-Linked Immunosorbent Assay
Performed: Sun-Sat
Reported: Within 24 hours
Specimen Required: Collect: Serum separator tube.

Specimen Preparation: Separate serum from cells ASAP or within 2 hours of collection. Transport 1 mL serum. (Min: 0.3 mL)

Storage/Transport Temperature: Refrigerated.

Unacceptable Conditions: Plasma or other body fluids. Contaminated, hemolyzed, or grossly lipemic specimens.

Stability (collection to initiation of testing): After separation from cells: Ambient: 48 hours; Refrigerated: 2 weeks; Frozen: 1 year
Reference Interval:
 
Test Number Components Reference Interval
0051357Deamidated Gliadin Peptide (DGP) Antibody, IgA 19 Units or less: Negative
20-30 Units: Weak Positive
31 Units or greater: Positive
0051359Deamidated Gliadin Peptide (DGP) Antibody, IgG 19 Units or less: Negative
20-30 Units: Weak Positive
31 Units or greater: Positive

CPT Code(s): 83516 x2
Cross References: Celiac Disease Antibodies (Deamidated Gliadin Peptide (DGP) Antibodies, IgA & IgG), Coeliac Disease Antibodies (Deamidated Gliadin Peptide (DGP) Antibodies, IgA & IgG), Deamidated Gliadin Antibodies (DGP) (Deamidated Gliadin Peptide (DGP) Antibodies, IgA & IgG)