text: Rubella virus specific IgM antibodies are present in people recently infected by Rubella virus but these antibodies can persist for over a year and a positive test result needs to be interpreted with caution. The presence of these antibodies along with, or a short time after, the characteristic rash confirms the diagnosis.
option_0: Rubella laboratory tests
option_1: Rubella physical examination
option_2: Ebola laboratory tests
option_3: Coronavirus physical examination
option_4: Malaria physical examination
option_5: Hantavirus infection ultrasound
option_6: Avian influenza physical examination
option_7: Hepatitis B physical examination