Item Value
Test name West Nile Virus Antibody, CSF
Available Stat? No
Turn around times Test set up 3 days a week at night, reports in 5-7 days.
Performed by Quest
Normal range West Nile Virus IgG, CSF:
Negative <1.30
Equivocal 1.30-1.49
Positive ≥1.50


West Nile Virus IgM, CSF:
Negative <0.90
Equivocal 0.90-1.10
Positive >1.10
Container type CSF tube or sterile collection tube
Amount to Collect 2 mL CSF
Sample type CSF

If you have additional questions regarding this test, please call: 415-353-1667