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Epic Code LAB9240 Influenza (Flu) A/B Rapid

Important Note

This test is NOT performed at Spectrum Health Regional Laboratory (SHRL, 35 Michigan, Grand Rapids, this includes the Medical Center, Butterworth, HDVCH, Meijer Heart and Lemmon Holton)

Please direct questions and specimens to one of the performing locations listed in the "Performing Department Laboratory Location" field below.

Per CDC recommendation, this test is only performed during times of high flu incidence.

Test Name Alias

Flu A/B Ag Rapid | Influenza A/B Antigen Rapid | 4626 | Flu AB Rapid

Interface Order Alias

10805

Icons & Photos

3-mL UTM/Swab set (Viral Transport Media with swab)  #652889/ITM-1140078

Specimen Requirements

Submit only one of the following specimens:

 

Specimen Type: Nasopharyngeal swab (NP) or Nares
Container/Tube: 3-mL UTM/Swab  or Saline or Dry swab 
Collection Instructions:

NASOPHARYNGEAL SWAB COLLECTION INSTRUCTIONS

  • If possible, obtain specimen during the acute phase of the illness during the greatest amount of viral shedding. 
  • When performing a nasopharyngeal swab for COVID-19 testing or screening, you must wear the appropriate PPE for Severe Respiratory Precautions: face shield or goggles, mask, gown and gloves.

(Link) Nasopharyngeal Collection

  • Tilt the head of the patient, gently insert the swab through one of the nostrils and into the nasal passage.
  • Rotate the swab tip several times across the mucosal surface.
  • Remove the swab and insert into the viral transport medium (UTM) tube immediately.
  • Push the swab into the tube and break the plastic shaft swab at the break line.
  • Replace cap and screw on tightly. Ensure cap is secured! Leaky specimens may erase patient/specimen information on label!
  • Label specimen with at least 2 patient identifiers (usually name and date of birth)
  • Send to lab immediately 
    • DRY SWAB TIME CONSTRAINT: Send specimen to lab as soon as possible. Specimen must be collected and on the instrument within 1 hour.
    • Wet swab: If off-site keep specimen refrigerated

 

NASAL SWAB SELF COLLECTION OR OBSERVATION INSTRUCTIONS

(Link) Nasal swab self-collection or observation

 

 

Specimen Type: Nasopharyngeal wash/aspirate (CLIA waived)
Container/Tube: Sterile container
Collection Instructions: If possible, obtain specimen during the acute phase of the illness during the greatest amount of viral shedding.

  1. Nasopharyngeal wash-volumes of 2-3 mL or less are recommended. (Excessive wash volumes may decrease the sensitivity of the assay).
  2. Collect specimen in a sterile container.
  3. Label specimen with at least 2 patient identifiers (usually name and date of birth)
  4. Transport within 24 hours.

Specimen Transport Temperature

Refrigerate or on ice

Specimen Stability

Wet swab:

Room Temperature: 4 hours

Refrigerate 4°C : 24 hours

Laboratory Retention: 3 days

 

Dry swab: Room Temperature: 1 hour

Test Frequency

Available 24 hours, usual TAT 4 hours

Reference Range

Influenza A: Negative

Influenza B: Negative

Performing Department

MICROBIOLOGY

Performing Department Laboratory Location

Spectrum Health Big Rapids Laboratory, Big Rapids, MI
Spectrum Health Blodgett Laboratory, Grand Rapids, MI
Spectrum Health Gerber Laboratory, Fremont, MI
Spectrum Health Kelsey Laboratory, Lakeview, MI
Spectrum Health Ludington Laboratory, Ludington, MI
Spectrum Health Pennock Laboratory, Hastings, MI
Spectrum Health Reed City Laboratory, Reed City, MI
Spectrum Health United Laboratory, Greenville, MI
Spectrum Health Zeeland Laboratory, Zeeland, MI

Methodology

Enzyme immunoassay (EIA)

CPT

87804 x2

CDM Code

4024194

Epic Test ID

1230100697

Beaker LOINC

INFLUENZA A ANTIGEN: 31859-2
INFLUENZA B ANTIGEN: 31864-2

Additional Information

While influenza prevalence in the community remains low, please order Influenza A/B PCR.

Reviewed Date

7/31/2021

Beaker Names

Beaker Procedure Name: RAPID INFLUENZA A/B ANTIGENS
Beaker Display Name: Influenza (Flu) A/B Rapid
BEAKER TEST NAME: INFLUENZA A/B RAPID
BEAKER TEST REPORT NAME: Influenza A/B Rapid

Beaker Synonyms

FLU

Beaker Location, Container and Temperature

BW MICROBIOLOGY: UNIVERSAL TRANSPORT MEDIUM R (Preferred)-Refrigerated
BL MICROBIOLOGY: UNIVERSAL TRANSPORT MEDIUM R (Preferred)-Refrigerated
BR MICROBIOLOGY: UNIVERSAL TRANSPORT MEDIUM R (Preferred)-Refrigerated
GM MICROBIOLOGY: UNIVERSAL TRANSPORT MEDIUM R (Preferred)-Refrigerated
KL MICROBIOLOGY: UNIVERSAL TRANSPORT MEDIUM R (Preferred)-Refrigerated
LH MICROBIOLOGY: UNIVERSAL TRANSPORT MEDIUM R (Preferred)-Refrigerated
PH MICROBIOLOGY: UNIVERSAL TRANSPORT MEDIUM R (Preferred)-Refrigerated
RC MICROBIOLOGY: UNIVERSAL TRANSPORT MEDIUM R (Preferred)-Refrigerated
UN MICROBIOLOGY: UNIVERSAL TRANSPORT MEDIUM R (Preferred)-Refrigerated
ZH MICROBIOLOGY: UNIVERSAL TRANSPORT MEDIUM R (Preferred)-Refrigerated