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Home Our Specialties Pathology Pathology Lab Services ANTI-DEAMIDATED GLIADIN PEPTIDE DGP IgG

ANTI-DEAMIDATED GLIADIN PEPTIDES (DGP) IgG

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Lab Section Category	Immunology/Serology/STD/Allergy - Immunology View write-up
Specimen Required	3 mL plain blood
Indications	Anti-tTG IgG and anti-DGP IgG should be performed in patients in whom low IgA or selective IgA deficiency is identified. Anti-DGP (IgA and IgG) should be combined with the anti-tTG IgA and IgG tests when screening children <2 years of age for Celiac disease.
Method	Fluoroenzyme Immunoassay
Test Results	Reported numerically
Reference Interval / Value	< 7 EliA U/mL Negative 7 - 10 EliA U/mL Indeterminate > 10 EliA U/mL Positive
Turnaround Time	Range 2 to 7 working days
Day(s) Test Set up	Batch tested, once/week
Remarks	Diagnostic testing should be done with patients on gluten-containing diets.