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Test ID WNVUR West Nile Virus, RNA, PCR, Molecular Detection, Random, Urine


Specimen Required


Container/Tube: Sterile container

Specimen Volume: 1 mL

Collection Instructions:

1. Collect random urine in a sterile container.

2. No preservative should be added.

3. Label specimen as urine.


Secondary ID

608437

Useful For

Rapid testing for West Nile virus (WNV) RNA (lineage 1 and lineage 2)

 

An adjunctive test to serology for detection of early WNV infection (ie, first few days after symptom onset), with urine specimens potentially retaining WNV RNA longer than other sources

 

This test should not be used for screening asymptomatic individuals and should only be used to test patients with signs and symptoms of WNV disease.

Specimen Type

Urine

Specimen Stability Information

Specimen Type Temperature Time
Urine Refrigerated (preferred) 7 days
  Frozen  7 days

Reject Due To

Urine containing preservatives Reject
Heat-inactivated specimen Reject

Reference Values

Negative

Reference values apply to all ages.

Day(s) Performed

Monday through Friday

Report Available

Same day/1 to 5 days

Performing Laboratory

Mayo Clinic Laboratories in Rochester

CPT Code Information

87798

Forms

If not ordering electronically, complete, print, and send a Microbiology Test Request (T244) with the specimen.