WEST NILE VIRUS ANTIBODY, IgM

Specimen Required
Draw blood in a SST. Centrifuge, separate and send 1.0 mL serum (0.3 mL minimum) refrigerated in a screw-capped plastic vial.

Alternate Specimen
Serum: Red-top

Rejection Criteria
Grossly hemolyzed or lipemic specimens

Methodology
Enzyme-Linked Immunoassay

Stability
Room Temperature: 8 hours; Refrigerated: 48 hours; Frozen: 14 days

Reference Range
INDEX   INTERPRETATION  
<0.90   Negative  
>=0.90 and <=1.10   Equivocal  
>1.10   Positive  

Performed
Monday, Thursday

Turnaround Time2-5 days
Test CodeWNVM
CPT-4 Code (s)
86788
LOINC Codes
38166-5

Warde
Medical
Laboratory