#ExistRefRangeSet>
Reference Interval:
#ExistRefRange>< 20 EU: None Detected 20-30 EU: Weakly Positive > 30 EU: Positive
*ExistRefRange>
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*ExistRefRangeSet>
#ExistInterpDataSet>
| Interpretive Data: |
#ExistInterpData>The tTG IgG assay may aid in the diagnosis of gluten-sensitivity enteropathy (i.e., celiac disease, dermatitis herpetiformis) in tTG IgA negative patients with confirmed IgA deficiency. A negative tTG IgG test alone does not rule out gluten-sensitive enteropathy.
*ExistInterpData>
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*ExistInterpDataSet>
#ExistNote>
| Note: |
Native human tTG antigen is utilized in this assay
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*ExistNote>
#ExistCPT>
| CPT Code(s): |
83516
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*ExistCPT>
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