Test Details

Mnemonic

INFBM

Ordering Code

3684060

CPT-4 Code(s)

86710

Specimen Information

Collect

Serum separator tube (SST)

Specimen Preparation

Centrifuge, separate serum from cells within 2 hours of collection and send 1.0 mL serum in a screw capped plastic vial. Mark specimens as "acute or "convalescent"

Alternate Specimen

Serum: Red top

Minimum Volume

0.05 mL

Transport Temperature

Refrigerated

Rejection Criteria

Plasma, hemolyzed, lipemic, icteric, heat inactivated or turbid specimens, bacterially contaminated.

Stability

Room temperature: 2 days
Refrigerated: 14 days
Frozen: 1 year

Methodology

Semi-quantitative Enzyme Linked Immunosorbent Assay
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Reference Range

Components Reference Interval
Influenza B virus Antibody, IgM ≤0.89 IV: Negative- No significant level of influenza B Virus IgM antibody detected.
0.90 - 1.10 IV: Equivocal- Questionable presence of influenza B virus IgM antibody detected. Repeat testing in 10 - 14 days may be helpful.
≥1.11 IV: Positive- IgM antibodies to influenza B virus detected, which may suggest current or recent infection.
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Performing Laboratory

ARUP Reference Laboratory
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New York DOH Approval Status

Yes
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