Deamidated Gliadin Peptide (DGP) Antibody, IgA
0051357
Ordering Recommendation
Do not use in IgA-deficient individuals; acceptable single screening test for celiac disease. Tissue Transglutaminase (tTG) Antibody, IgA (0097709) test is preferred. IgA testing recommended prior to this test.
Mnemonic
GLIADPEP A
Methodology
Semi-Quantitative Enzyme-Linked Immunosorbent Assay
Performed
Sun-Sat
Reported
1-2 days  
New York DOH Approval Status
This test is New York DOH approved.
Submit With Order
Specimen Required
Patient Preparation
  
Collect
Serum separator tube.  
Specimen Preparation
Separate serum from cells ASAP or within 2 hours of collection. Transport 0.5 mL serum. (Min: 0.3 mL)  
Storage/Transport Temperature
Refrigerated.  
Unacceptable Conditions
Plasma or other body fluids. Contaminated, hemolyzed, grossly icteric, or grossly lipemic specimens.  
Remarks
  
Stability
After separation from cells:  Ambient: 48 hours; Refrigerated: 2 weeks; Frozen: 1 year  
Reference Interval
19 Units or less: Negative
20-30 Units: Weak Positive
31 Units or greater: Positive  
Interpretive Data
 
Note
 
CPT Code(s)
83516
Components
Component Test Code*Component Chart Name
0051357Deamidated Gliadin Peptide (DGP) Ab, IgA
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Aliases
  • Celiac Disease Antibodies
  • Coeliac Disease Antibodies
  • Deamidated Gliadin Antibodies (DGP)
  • Deaminated Gliadin Peptide Antibodies
  • DGP
  • DGP Ab
  • DGP IgA