Test Code WNVPM West Nile Virus, RNA, PCR, Molecular Detection, Serum
Additional Codes
| Mayo | WNVS |
| Epic ID | LAB2897 |
Special Instructions
Specimen Type
SerumSpecimen Required
Collection Container/Tube:
Preferred: Serum gel
Acceptable: Red top
Submission Container: Sterile container
Specimen Volume: 0.5 mL Serum
Collection Instructions: Within 2 hours of collection, centrifuge and aliquot serum into a sterile container.
Additional Information: Serum specimens not aliquoted from the serum gel collection tube into a sterile container will be rejected.
Specimen Minimum Volume
Serum: 0.3 mL
Specimen Stability Information
| Specimen Type | Temperature | Time |
|---|---|---|
| Serum | Refrigerated (preferred) | 7 days |
| Frozen | 7 days |
Transport refrigerated.
Reject Due To
| Gross hemolysis | Reject |
| Heat-inactivated specimen | Reject |
Performing Laboratory
Mayo Clinic Laboratories in Rochester
Method Name
Real-Time Reverse Transcription Polymerase Chain Reaction (RT-PCR)
Useful For
Rapid testing for West Nile virus (WNV) RNA (lineage 1 and lineage 2) using serum specimens
An adjunctive test to serology for detection of early WNV infection (ie, first few days after symptom onset)
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.
Day(s) Performed
Monday through Sunday
Report Available
1 to 5 daysReference Values
Negative
Reference values apply to all ages.
CPT Code Information
87798