Test Code LAB3964 COVID and Flu A/B and RSV
Performing Laboratory
Barnes-Jewish Hosptial Laboratory
Methodology
Methodology
Multiplexed real-time Reverse Transcriptase-Polymerase Chain Reaction (RT-PCR) using the Cepheid Xpert Xpress SARS-Cov-2/Flu/RSV Assay
Specimen Requirements
Acceptable Specimens
Nasopharyngel (NP): 1 swab in 3mL Viral Transport Media (VTM).
Collection Procedure
Nasopharyngeal
1. Call Barnes-Jewish Hospital Laboratory Customer Service at 314-362-1470 to obtain Viral Transport Medium Collection Kit.
2. Collect specimen using plastic shaft swab(s) provided.
3. Place swab(s) in vial, break or cut off shaft of swab(s), discard shaft, and tightly cap vial.
4. Maintain sterility and transport promptly to the laboratory.
5. If transport is delayed, refrigerate specimen.
Note: Specimen source is required.
Day(s) Test Set Up
Sunday through Saturday
Turnaround Time:
Results available within 4 hours.
Reference Values
COVID-19 RNA Not Detected.
Flu A target RNA Not Detected.
Flu B target RNA Not Detected.
RSV target RNA Not Detected.
Specimen Transport Temperature
Ambient/Refrigerate OK
Additional Information
For BJH Laboratory Use Only
Minimum Volume: NP swab in 3mL viral transport medium
Laboratory Processing Instructions:
Test performed in BJH Molecular Infection Disease
Sample Stability
Nasopharyngeal (NP):
2-30˚C: 24 hours
< -80˚C: 7 days
CPT Code
CPT Code:
0241U