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HelpTest ID BLOD0771 West Nile IgG
Specimen Type/Requirements
Gold top (Serum w/gel) tube - Serum
Red top (Serum w/out gel) tube - Serum
Test is affected by hemolysis and lipemia.
Specimen Volume
| Preferred Volume | 1.0 mL |
|---|---|
| Minimum Volume | 0.5 mL |
Performed Test Frequency
Testing is seasonal. Currently performed on Tuesday
only.
Report Available
Seasonal: 1 - 7 days
Out of Season: 1 - 14 days
Methodology
EIA
Performing Lab
Sanford Laboratories Sioux Falls
CPT
86789
Interface Build Information
| Result Code | Result Code Description |
|---|---|
| 4222 | West Nile IgG |
| 7842 | Reagent Blank |
| 7843 | IgG Patient OD |
| 7844 | IgG Cutoff Cal |
| 7845 | IgG Index |
Stability/Transport
| Room Temperature | 8 hours | |
|---|---|---|
| Refrigerated | 48 hours | |
| Frozen | 7 days | Preferred for transport |
Additional Information
Samples are best collected 10 days after onset of symptoms.
Antibodies may not show up earlier than that and could result in a
false negative.
Positives are repeated on the next scheduled testing day.
This test requires its own frozen aliquot.
Seasonal testing – scheduled times may vary