Rubella is an infection caused by a virus. If a pregnant woman becomes infected, she can pass the infection to the unborn baby. This infection can lead to severe birth defects, miscarriage, or stillbirth. The health problems due to the infection are called congenital rubella syndrome.

Rubella Rash
Rubella
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Congenital rubella syndrome is caused by an infection of the rubella virus. The virus first infects the mother. It then passes to the baby during pregnancy. The virus interrupts the development of the baby.