Casandra
Casandra Test Code QD14415Version 1 (DRAFT)
Performing Lab
West Nile Virus Antibodies (IgG, IgM), Serum
Clinical Use
Order TestUse
This serologic test aids in the diagnosis of West Nile virus infection by detecting both IgG and IgM antibodies in serum. The presence of IgM antibodies indicates a recent or acute-phase infection, whereas IgG antibodies reflect current or past infection.
Special Instructions
Not provided.
Limitations
Cross-reactivity has been observed between the alphavirus and flavivirus groups (e.g., yellow fever or yellow fever vaccination), which may lead to false-positive results.
Test Details
Methodology
Immunoassay (ELISA)
Biomarkers
West Nile Virus, IgG
MicroorganismIgG • Other • Binary (Detected / Not Detected)
West Nile Virus, IgM
MicroorganismIgM • Other • Binary (Detected / Not Detected)
Result Turnaround Time
1-5 days
Related Documents
For more information, please review the documents below
Specimen Requirements
Specimen
Serum
Volume
1 mL
Minimum Volume
0.7 mL
Stability Requirements
| Temperature | Period |
|---|---|
| Room Temperature | 4 days |
| Refrigerated | 7 days |
| Frozen | 30 days |