Ordering Recommendation

Do not use to diagnose acute influenza infections. Serological testing for influenza should be used for research and public health investigations only.

Mnemonic
FLUB G
Methodology

Semi-Quantitative Enzyme-Linked Immunosorbent Assay

Performed

Mon, Wed, Fri

Reported

1-4 days

New York DOH Approval Status
This test is New York DOH approved.
Specimen Required
Patient Preparation
Collect

Serum separator tube.

Specimen Preparation

Separate serum from cells ASAP or within 2 hours of collection. Transfer 1 mL serum to an ARUP Standard Transport Tube. (Min: 0.05 mL) Parallel testing is preferred and convalescent specimens must be received within 30 days from receipt of the acute specimens. Mark specimens plainly as "acute" or "convalescent."

Storage/Transport Temperature

Refrigerated. Also acceptable: Room temperature or frozen.

Unacceptable Conditions

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

Remarks
Stability

After separation from cells: Ambient: 48 hours; Refrigerated: 2 weeks; Frozen: 1 year

Reference Interval

0.89 IV or less: Negative - No significant level of influenza B virus IgG antibody detected.
0.90-1.10 IV: Equivocal - Questionable presence of influenza B virus IgG antibody detected.  Repeat testing in 10-14 days may be helpful.
1.11 IV or greater: Positive - IgG antibodies to influenza B virus detected, which may suggest current or past infection.

Interpretive Data



No compliance statements are in use for this test.

Note
Hotline History
N/A
CPT Codes

86710

Components
Component Test Code* Component Chart Name LOINC
0051080 Influenza B Virus Antibody IgG 17015-9
* Component test codes cannot be used to order tests. The information provided here is not sufficient for interface builds; for a complete test mix, please click the sidebar link to access the Interface Map.
Aliases
  • Flu B
  • Flu B IgG
Influenza B Virus Antibody, IgG