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Test Code WNVP West Nile Virus (WNV), Molecular Detection, PCR, Plasma

Reporting Name

West Nile Virus PCR, P

Useful For

Rapid testing for West Nile virus (WNV) RNA

 

As an adjunct in the diagnosis of early WNV virus infection

Method Name

Real-Time Polymerase Chain Reaction (PCR)/RNA Probe Hybridization
(PCR is utilized pursuant to a license agreement with Roche Molecular Systems, Inc.)

Performing Laboratory

Mayo Medical Laboratories in Rochester

Specimen Type

Plasma EDTA


Specimen Required


Collection Container/Tube: Lavender top (EDTA)

Submission Container/Tube: Screw-capped, sterile container

Specimen Volume: 1 mL

Collection Instructions: Spin down promptly

Forms: If not ordering electronically, complete, print, and send a Microbiology Test Request Form (T244) with the specimen (http://www.mayomedicallaboratories.com/it-mmfiles/microbiology_test_request_form.pdf).


Specimen Minimum Volume

0.3 mL

Specimen Stability Information

Specimen Type Temperature Time
Plasma EDTA Refrigerated (preferred) 7 days
  Frozen  7 days

Reject Due To

Hemolysis

Mild OK; Gross reject

Lipemia

NA

Icterus

NA

Other

Plasma gel tube

Reference Values

Negative

Day(s) and Time(s) Performed

Monday through Saturday; Continuously 7 a.m.-8 p.m. (June through November)

Monday, Wednesday, Friday; 6 a.m. (December through May)

CPT Code Information

87798

LOINC Code Information

Test ID Test Order Name Order LOINC Value
WNVP West Nile Virus PCR, P In Process

 

Result ID Test Result Name Result LOINC Value
56072 West Nile Virus PCR, P 34892-0

Test Classification

This test was developed and its performance characteristics determined by Mayo Clinic in a manner consistent with CLIA requirements. This test has not been cleared or approved by the U.S. Food and Drug Administration.