This test is used to evaluate the level of antibodies (IgG and IgM) against parvovirus B19. It aids in the diagnosis of parvovirus infection which lead to erythema infectiosum (childhood rash), infection of fetus and aplastic crisis (decrease in RBCs sue to bone marrow infection). Increased level of IgM antibody is indicative of recent infection while IgM antibodies are produced around 24 days after the viral exposure. The symptoms that lead to the recommendation of this test include headache, sore throat, abdominal pain, inflammation of mucous membrane of nose and fever.
LabEspy recommends Walk-In Lab for this test.