West Nile Virus Antibodies (IgG, IgM), Serum QWNILE

Method(s) Enzyme Immunoassay (EIA)
Specimen Required
Collect

One 5 mL gold (SST) top tube.

Transport

1 mL serum ambient (Min: 0.7 mL).

Stability

Ambient: 4 days

Refrigerated: 7 days

Frozen: 30 days

Schedule Mon, Wed, Fri
CPTCode 86788, 86789
Notes Performing Laboratory-Quest Diagnostics-Chantilly VA
Preferred Specimen Collection Device(s)
Reference Interval
 
West Nile Virus Ab (IgG)Less than 1.30
West Nile Virus Ab (IgM)Less than 0.90
Interpretive Criteria 
WNV Ab (IgG) 
Antibody not detectedLess than 1.30
Equivocal1.30-1.49
Antibody detectedGreater than 1.49
WNV Ab (IgM) 
Antibody not detectedLess than 0.90
Equivocal0.90-1.10
Antibody detectedGreater than 1.10
No Appointment Necessary
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12 Patient Service Centers in Central New York.

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