Congenital Rubella Syndrome (CRS) is a collection of symptoms consisting of hearing loss, cataracts (clouding of the eye lens), congenital heart disease, and developmental delays. development, including delay talk And disability intellectual. Congenital rubella syndrome caused by rubella virus infection in the fetus during pregnancy due to the mother not having immunity to the rubella virus. A child may exhibit one or more symptom SRK with symptom most frequent is disturbance hearing. 1 If infection virus Rubella occurs in pregnancy, especially the first trimester often causes Congenital Rubella Syndrome. CRS causes abortion, stillbirth, premature birth and disability if the baby survives. The most common congenital defects are sensorineural deafness, eye damage such as cataracts, cardiovascular disorders, and mental retardation. 2-11