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PARVA / PARVS-M
PARVOVIRUS B19 ANTIBODIES, IGG AND IGM (SEPARATE DETERMINATIONS), SERUM

Test Code PARVA / PARVS-M 
Test PARVOVIRUS B19 ANTIBODIES, IgG AND IgM (SEPARATE DETERMINATIONS), SERUM 
Methodology Enzyme Immunoassay (EIA) 
Description Detection of antibody to parvovirus can be used for the diagnosis of recent infection (IgM) or for the assessment of past infection (e.g. screening pregnant women) and immunity to this virus infection (IgG). 
Specimen Draw blood in a serum gel tube. (GROSSLY LIPEMIC SPECIMEN IS NOT ACCEPTABLE.) Spin down and send 1.0 mL (minimum: 0.5 mL) of serum refrigerated in a screw-capped, plastic vial. 
Reference Values < 0.9 (negative)
0.9 - 1.1 (equivocal)
> 1.1 (positive)
The presence of IgM class antibodies indicates recent infection. The presence of IgG antibodies only is indicative of past exposure. 
Analytic Time 1 Day 
Day(s) Test Set Up Monday, Wednesday, Friday 
CPT Code(s) 86747 x 2