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Test Name:
Influenza A Virus H1/H3 Subtype by PCR


  • TMF No:
    47192
  • Performance Lab Name:
    ARUP Laboratories
  • Test Mnemonic:
    FLUTYPEPCR
  • CPT Code:
    87502
  • Ref Lab Test No:
    2007469
  • Also Known As:
    Flu H1,H3 PCR
  • Ordering Guidance:
    Follow-up test for patients with documented influenza A. Not a first-line test for the detection of suspected influenza in most clinical situations. Detects and subtypes the 2 predominant strains of circulating influenza A (H1N1 and H3N2).
  • Also See:
    36172 Respiratory Pathogens Panel, Qualitative PCR
    36154 Respiratory Virus Mini Panel, Qualitative PCR
  • Spec Type:
    Respiratory specimen: Bronchoalveolar lavage (BAL), nasal wash, nasopharyngeal swab, or pleural fluid.
  • Spec Container:
    Screw-capped, sterile container
  • Alt Spec Container:
    Viral transport media
  • Pref Vol:
    1 mL
  • Min Vol:
    0.5 mL
  • Spec Process:
    Fluid: Transfer respiratory specimen to a sterile container. Also acceptable: Transfer to viral transport media.
    Swabs: Place in viral transport media.
    Place each specimen in an individually sealed bag.
  • Spec Store Transport:
    Refrigerated.
  • Spec Stability:
    Room temperature: 8 hours
    Refrigerated: 5 days
    Frozen: 2 months
  • Spec Remarks:
    Specimen source required.
  • Methodology:
    Qualitative Polymerase Chain Reaction (PCR)
  • Interpretive Data:

    This test targets the H3 and 2009-H1 hemagglutinin genes. The current circulating Influenza A strains are detected and typed (H1N1 and H3N2), however, other H1 and H3 subtypes may also be detected.

    Compliance Statement B: For laboratory developed tests not using a RUO kit, and for FDA approved, cleared or 510(k) exempt assays with alterations. This test was developed and its performance characteristics determined by ARUP Laboratories. The U. S. Food and Drug Administration has not approved or cleared this test; however, FDA clearance or approval is not currently required for clinical use. The results are not intended to be used as the sole means for clinical diagnosis or patient management decisions.

  • Day Run:
    Sun-Sat
  • Time Reported:
    2-4 days
  • Test Type:
    INFECTIOUS ORGANISM