Deamidated Gliadin Peptide (DGP) Antibody, IgG
0051359
Ordering Recommendation
Use in IgA-deficient individuals; acceptable single screening test for celiac disease. Preferred screening test is Celiac Disease Reflexive Cascade (2008114) or Tissue Transglutaminase Antibody IgG (0056009) testing.
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Mnemonic
GLIADPEP G
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.
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
0051359Deamidated Gliadin Peptide (DGP) Ab, IgG
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Cross References
  • Celiac Disease Antibodies
  • Deamidated Gliadin Antibodies (DGP)
  • Deaminated Gliadin Peptide Antibodies
  • DGP
  • DGP Ab
  • DGP IgG