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HelpOrderable Name WNS West Nile Virus Antibody, IgG and IgM, Serum
Useful For
Laboratory diagnosis of infection with West Nile virus using serum specimens
Profile Information
| Test ID | Reporting Name | Available Separately | Always Performed |
|---|---|---|---|
| WNGS | West Nile Virus Ab, IgG, S | No | Yes |
| WNMS | West Nile Virus Ab, IgM, S | No | Yes |
| WNVSI | West Nile Serum Interpretation | No | Yes |
Method Name
Enzyme-Linked Immunosorbent Assay (ELISA)
Specimen Type
SerumSpecimen Required
Collection Container/Tube:
Preferred: Serum gel
Acceptable: Red top
Submission Container/Tube: Plastic vial
Specimen Volume: 0.5 mL
Collection Instructions: Centrifuge and aliquot serum into a plastic vial.
Specimen Minimum Volume
0.4 mL
Specimen Stability Information
| Specimen Type | Temperature | Time | Special Container |
|---|---|---|---|
| Serum | Refrigerated (preferred) | 14 days | |
| Frozen | 14 days |
Reject Due To
| Gross hemolysis | Reject |
| Gross lipemia | Reject |
| Gross icterus | Reject |
| Heat Inactivated specimen | Reject |
Reference Values
IgG: negative
IgM: negative
Reference values apply to all ages.
Day(s) Performed
Monday, Wednesday, Friday
Report Available
Same day/1 to 4 daysCPT Code Information
IgG-86789
IgM-86788
Forms
If not ordering electronically, complete, print, and send Infectious Disease Serology Test Request (T916) with the specimen.