Division Laboratory Criteria

At least one of the following four:

• Isolation of rubella virus from a clinical specimen

• Detection of Rubella virus nucleic acid

• Rubella virus specific antibody response (IgM)

• Persistence of rubella IgG between 6 and 12 months of age (at least two samples with similar concentration of rubella IgG)

Laboratory results need to be interpreted according to the vaccination status