Testing for West Nile Virus Infection

The lab analyst performs an immunoassay to evaluate the patient’s serum or cerebrospinal fluid for antibodies, specifically IgM, to West Nile virus, WNV, a viral infection typically causing meningoencephalitis, inflammation of the brain and brain membranes. Choose a location to see hospital-reported price summaries. This page does not show national, sample, or aggregate pricing.