Home
HelpCOVID-19 and Flu A/B and RSV
Additional Codes
Epic# -
LAB51642
Performing Lab(s)
Memorial-Belleville & Memorial-Shiloh
Specimen Requirement (s)
Acceptable Specimens
Nasopharyngel (NP): 1 3mL swab in viral transport media
Collection Procedure
Nasopharyngeal
1. Call laboratory 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 forward promptly.
5. If transport is delayed, refrigerate specimen.
Note: Specimen source is required.
Day(s)/Shift(s) Test Set Up and Turnaround Time
Sunday through Saturday
Hours: 24 hours
Turnaround Time:
STAT: 60 minutes
Routine: NA
Transport and Stability
Transport temperature: Ambient to lab
Analyte Stability:
Ambient: 24 hours
Refrigerated: 24 hours
Frozen: 7 days
Reference Values
COVID-19 RNA: Negative
Flu A target RNA: Negative
Flu B target RNA: Negative
RSV target RNA: Negative
Interpretive Data
COVID, Flu A/B, RSV PCR
Interpretive data:
Synonyms for this test include: "PCR" and "NAAT". This test is performed using the Cepheid Xpert Xpress assay. This is a real-time RT-PCR test intended for the qualitative detection of nucleic acid from the SARS-CoV-2. This assay has been reviewed by the FDA for Emergency Use Authorization (EUA). The performance characteristics have been verified by the performing laboratory. Results must be considered in the clinical context and a negative result does not rule out infection.
Interpretive data last revised February 4, 2021.