RUBELLA lgM ANTIBODY
1 SST/1.5 mL serum. After 30 minutes of clotting, promptly centrifuge and refrigerate.
Presence of Rubella IgM antibodies indicates current or recent infection. False positive Rubella IgM results have occurred in patients with parvovirus infection, with positive heterophile test for infectious mononucleosis, or with a positive rheumatoid factor.