New Search

Laboratory Test Directory

West Nile Virus Abs, Serum

Components

Name Method Department Units
West Nile Virus Antibodies Semi-Quantitative Enzyme-Linked Immunosorbent Assay
Send Out IV

Battery Members

WNV IgG and IgM

Specimen Requirements

Serum Spun

Container Type Container Size Specimen Volume
Preferred

Red tube, (no anticoagulant), No Gel

3 mL 1 mL
Alternate

Gold tube, (SST) with Gel

3.5 mL 1 mL
Alternate

Red Tube (no anticoagulant) with Gel

3 mL 1 mL
Stability

Room temperature - 2 day(s)
Refrigerated - 2 week(s)
Frozen - 12 month(s)

Specimen Preparation

  • Centrifuge within 2 hours, separate supernatant and refrigerate
  • Avoid repeated freeze/thaw cycles

Reasons for Rejection

  • Contamination
  • Heat treated specimen
  • Hemolyzed specimen
  • Gross lipemia
  • Plasma unacceptable

Comments

Parallel testing is preferred and convalescent specimens must be received within 30 days from receipt of the acute specimens. Mark specimens plainly as "acute" or "convalescent."

CPT Code

  • 86789
  • 86788