Sign in →

Epic Code LAB3255 Flu A/B PCR (Influenza)

Important Note

  • Add-on Respiratory FilmArray (LAB3359) or RSV antigen (LAB495) testing requires a nasopharyngeal swab collected in UTM.
    • RSV antigen testing is intended for pediatric patients (less than 5 years of age).
  • Add-on COVID-19 PCR (LAB1230607) testing requires a nasopharyngeal or nares swab collected in UTM

Test Name Alias

Flu A/B PCR | Influenza A/B Antigen, PCR | 156 | Flu AB PCR | Flu PCR | INFLUENZA PCR | PCR FLU

Interface Order Alias


Icons & Photos

Viral Transport Media (UTM) Kit with Flocked Swab for Nares collection [ITM-1186125]

Viral Transport Media (UTM) Kit with Mini-Tip Swab for NP collection [ITM-1140078]



Specimen Requirements

Submit only one of the following specimens:


Specimen Type: Nares (Nostril)
Container/Tube: UTM Universal Transport Media (UTM) Kit with Flocked Swab [ITM1186125]


Specimen Type: Nasopharyngeal (NP)
Container/Tube: UTM Universal Transport Media (UTM) Kit with Mini-Swab [ITM1140078]

Collection Instructions:

  1. Tilt the head of the patient, gently insert the swab through one of the nostrils and into the nasal passage.
  2. Rotate the swab tip several times across the mucosal surface.
  3. Remove the swab and insert into the red top tube of viral transport medium (UTM) immediately.
  4. Push the swab into the tube and break the plastic shaft swab at the break line.
  5. Replace cap and screw on tightly.
  6. Label specimen with at least 2 patient identifiers (usually name and date of birth)

Specimen Transport Temperature

Refrigerate or on ice (UTM)

Specimen Stability

Room Temperature: 8 hours

Refrigerated 4°C : 72 hours

Laboratory Retention: 3 days


Test Frequency

Available 24 hours, usual TAT 4 hours

Reference Range

Negative for Influenza A, B

Performing Department


Performing Department Laboratory Location

Spectrum Health Regional Laboratory (SHRL BW), Grand Rapids, MI
Spectrum Health Big Rapids Laboratory (BR), Big Rapids, MI
Spectrum Health Blodgett Laboratory (BL), Grand Rapids, MI
Spectrum Health Gerber Laboratory (GM), Fremont, MI
Spectrum Health Kelsey Laboratory (KL), Lakeview, MI

Spectrum Health Ludington Laboratory (LH), Ludington, MI

Spectrum Health Pennock Laboratory (PH), Hastings, MI
Spectrum Health Reed City Laboratory (RC), Reed City, MI
Spectrum Health United Laboratory (UN), Greenville, MI
Spectrum Health Zeeland Community Laboratory (ZH), Zeeland, MI


Polymerase Chain Rection (PCR)



CDM Code

4148380, 4148381

Epic Test ID



Influenza A PCR: 34487-9

Influenza B PCR: 40982-1


Beaker LOINC


Mayo Access Code


Additional Information

As of 10/3/2017, Nasopharyngeal wash/aspirate is no longer an acceptable specimen type.

Reviewed Date