Casandra
Casandra Test Code QD18549Version 1 (DRAFT)
Performing Lab
Yersinia enterocolitica Antibodies (IgG, IgA)
Clinical Use
Order TestUse
This test measures IgG and IgA class antibodies against Yersinia enterocolitica, which can aid in the diagnosis of infection or post-infectious complications. Results assist in identifying antibody presence, with IgG and IgA levels helping to distinguish between serologic responses and potential clinical manifestations such as reactive arthritis or other autoimmune sequelae.
Special Instructions
Not provided.
Limitations
Not provided.
Test Details
Methodology
Immunoassay (ELISA)
Biomarkers
Y. enterocolitica Ab (IgA)
AnalyteIgA • Concentration / Level • Quantitative (Continuous) (e.g., copies/mL, % expression)
Y. enterocolitica Ab (IgG)
AnalyteIgG • Concentration / Level • Quantitative (Continuous) (e.g., copies/mL, % expression)
Result Turnaround Time
3-9 days
Related Documents
For more information, please review the documents below
Specimen Requirements
Specimen
Serum
Volume
0.2 mL
Minimum Volume
0.2 mL
Container
Serum (Gold SST or Red)
Collection Instructions
Separate from cells within two hours of collection; aliquot and freeze at -20 °C
Storage Instructions
Freeze at -20 °C
Causes for Rejection
Whole blood, lipemic, hemolysis, or icteric samples
Stability Requirements
| Temperature | Period |
|---|---|
| Room Temperature | 7 d |
| Refrigerated | 14 d |
| Frozen | 30 d |