Rubella IgG test, also known as a 3-day measles test, finds out the presence of rubella antibodies. Rubella is a contagious disease caused by a virus and spreads when people breathe in a virus-infected fluid. An individual’s immune system produces two types of antibodies (IgG and IgM) in response to the antigens of the Rubella Virus. Please find out the Rubella IgG test price at HOD centre near you.