West Nile Virus Antibody IgG and IgM, Serum 
Mnemonic WNILE AB
CPT 86788, 86789
Test Code 3506230
Test Includes  
Specimen Serum
Volume 1.0 mL
Container SST or Red Top Tube
Special Instructions  
Specimen Prep Centrifuge* For Red Top only, transfer serum to Plastic Transport Tube within 2 hours.
Storage Refrigerate
Transport Temp Refrigerated
Stability Rm Temp 48 hours
Stability Refrig 2 weeks
Stability Frozen 1 year
Methodology Enzyme Linked Immunosorbent Assay
Rejection Criteria   
Reference Value Negative 
Performed/TAT Two times per week   Reported in 5-7 days