West Nile Virus (WNV) Antibody

CPT: 86788; 86789
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Test Details

Synonyms

  • WNV Antibody

Use

This test is indicated for use as an aid to the diagnosis of West Nile virus encephalitis.

Methodology

Enzyme immunoassay (EIA)

Reference Interval

Negative

Specimen Requirements

Specimen

Serum

Volume

1 mL

Minimum Volume

0.5 mL

Container

Red-top tube or gel-barrier tube

Storage Instructions

Refrigerate

Stability Requirements

Temperature

Period

Refrigerated

48 hours

Frozen

>48 hours

Causes for Rejection

Gross contamination; severe hemolysis; icteric serum; lipemic serum; quantity not sufficient for analysis

Clinical Information

References

Tardei G, Ruta S, Chitu V, et al. Evaluation of immunoglobulin M (IgM) and IgG enzyme immunoassays in serologic diagnosis of West Nile virus infection. J Clin Microbiol. 2000; 38(6):2232-2239.10834982

LOINC® Map

Order Code Order Code Name Order Loinc Result Code Result Code Name UofM Result LOINC
138842 West Nile Virus Antibody,Serum 139037 West Nile Virus, IgG 29566-7
138842 West Nile Virus Antibody,Serum 139038 West Nile Virus, IgM 29567-5

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The LOINC® codes are copyright © 1994-2017, Regenstrief Institute, Inc. and the Logical Observation Identifiers Names and Codes (LOINC) Committee. Permission is granted in perpetuity, without payment of license fees or royalties, to use, copy, or distribute the LOINC® codes for any commercial or non-commercial purpose, subject to the terms under the license agreement found at https://loinc.org/license/. Additional information regarding LOINC® codes can be found at LOINC.org, including the LOINC Manual, which can be downloaded at LOINC.org/downloads/files/LOINCManual.pdf