Test Code #

055

CPT Code(s) #

83516 x7, 88346

Test Name

Comprehensive Celiac/Dermatis Herpertiformis Profile (includes EMA, etG, TG, DG)

If Profile, Includes Tests:

#020, #022, #053, #054

Disease Name:

GSE, Celiac Disease, Dermatitis Herpetiformis

Type of Study:

Serum Studies

Methodology:

Fluoroenzyme immunoassay (FEIA), ELISA, and Indirect Immunofluorescence

Substrate:

N/A

Reference Range:

Endomysial EMA(IgG/IgA) (Titer)
• Negative <2.5

Epidermal transglutaminase eTG (IgA) (AU/mL)
• Negative <16
• Grey range 16-22
• Positive >22

Tissue Transglutaminase tTG (IgG/IgA) (U/mL)
• Negative <7
• Equivocal 7-10
• Positive >10

Deaminted Gliadin DGP (IgG/IgA) (U/mL)
• Negative <7
• Equivocal 7-10
• Positive >10

Units:

EMA: Titer, eTG: AU/mL, tTG: U/mL, DG : U/mL

Schedule:

Assay performed once every week. Report availability is within one week from the time of specimen receipt

Specimen Requirements:

Collect 5-10 ml of blood in a red top or serum separator tube. If possible, separate serum from clot and place into red capped tube provided with Beutner Laboratories collection kits. If separation facilities are not available, the blood can be sent in the tube used for collection.

Sample Stability:

Sample is stable at ambient temperature during shipment. If sample is stored prior to shipment, it is stable refrigerated (2-8ºC) up to five days and frozen (-20ºC or lower) up to one year

Clinical Relevance:

Please see individual tests.

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