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91050:PARVOVIRUS (HUMAN) B19, IgG and IgM ANTIBODIES
Alias Names:B19 Virus
Methodology:Enzyme Immunoassay (EIA)
Edit Date:12/2/2008
Performed:Tuesday-Sunday
Released:24-48 hours after setup by PeaceHealth Laboratories’ reference lab.
CPT Code:86747-90 x2
Specimen Collection Details
Collection:One 7.5 mL serum separator tube (SST).
Handling:Centrifuge and separate serum from cells and pour into a plastic vial.
Stability:7 days ambient, 14 days refrigerated, or 2 months frozen.
Standard Volume:1 mL serum.
Minimum Volume:0.5 mL serum.
Transport:Refrigerated.
Comments:Serological determination of past, recent or current infection with Parvovirus B19. Also used for testing women of childbearing age to determine serological status where there is a suspicion of exposure to Parvovirus B19. The assay may also be used in the diagnosis of fifth disease (erythema infectiosum).
Reference Range:
≤ 0.89 IV
Negative - No significant level of detectable Parvovirus B19 IgG or IgM antibody.
0.90-1.10 IV
Equivocal - Repeat testing in 10-14 days may be helpful.
≥ 1.11 IV
Positive - IgG or IgM antibody to Parvovirus B19 detected, which may indicate a current or past infection.