Specimen:
Collect
- One SST
Also Acceptable:
- One Lavender (EDTA)
- One Pink Top (EDTA)
- One Red Top
Submit
- 2 mL (Min:1.5 mL) Serum in Standard Transport Tube. Submit Refrigerated. Submit in a Standard Transport Tube.
Also Acceptable:
- 2 mL (Min:1.5 mL) Serum in Standard Transport Tube. Submit Refrigerated. Submit in a Standard Transport Tube.
- 2 mL (Min:1.5 mL) Plasma in Standard Transport Tube. Submit Refrigerated. Submit in a Standard Transport Tube.
- 2 mL (Min:1.5 mL) Plasma in Standard Transport Tube. Submit Refrigerated. Submit in a Standard Transport Tube.
Special Handling
- Separate from cells ASAP
Rejection Criteria
- Hemolyzed specimens
- Lipemic Samples
- Microbially Contaminated
Stability
Ambient: 8 Hour(s); Refrigerated: 14 Day(s); Frozen: 1 Month(s); Incubated: Unacceptable
Methodology
- Fluorescent Enzyme Immunoassay (ImmunoCAP)
Performed
Tuesday, Thursday
Reported
2-5 Day(s)
CPT Codes
- 82784
- 83516x3
Interpretive Data
Please see report for interpretive data.
Reference Ranges for tTG IgA:
< 7.0 U/mL Negative
7.0 - 10.0 U/mL Equivocal
> 10.0 U/mL Positive
Reference Ranges for Gliadin IgG and IgA:
< 7.0 U/mL Negative
7.0 - 10.0 U/mL Equivocal - Repeat testing in 4-6 weeks
> 10.0 U/mL Positive
Reference Ranges for tTG IgA:
< 7.0 U/mL Negative
7.0 - 10.0 U/mL Equivocal
> 10.0 U/mL Positive
Reference Ranges for Gliadin IgG and IgA:
< 7.0 U/mL Negative
7.0 - 10.0 U/mL Equivocal - Repeat testing in 4-6 weeks
> 10.0 U/mL Positive
Components
- 2725 - GLIADIN (DGP)-IgA
- 2726 - GLIADIN (DGP)-IgG
- 2752 - TISSUE TRANSG.IgA
- 2326 - IMMUNOGLOBULIN A
Last Updated: May 9, 2025 @ 9:13 am
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