The Schwarz measles and Wistar RA 27/3 rubella strains seem to be highly effective in this population.

In measles the fever can be as high as 40oC; rubella fever tends to be lower than 38.3o

Any infant or any stillborn born to a woman with a laboratory confirmed rubella infection during pregnancy by human to human transmission (vertical transmission

Any infant or any stillborn born to a woman with a laboratory confirmed rubella infection during pregnancy by human to human transmission vertical transmission

After the acquired acquired rubella form, a child develops a strong immunity, so re-infection happens extremely rarely.

After the acquired form of rubella, the child develops a stable immunity, so re-infection is extremely rare.

CRS was selected because of the need to monitor progress towards attaining the goal of elimination of indigenous rubella infection during pregnancy by the year 2000.

While symptoms from a rubella infection can sometimes be considered relatively mild, infection during pregnancy can result in CRS/CRI, miscarriage, or stillbirth.

Rubella infection in a pregnant patient, especially during the first trimester, can lead to spontaneous abortion or stillbirth as well as fetal cardiac and other birth defects.

The rubella portion of the MMR vaccine contains human derived fetal DNA contaminants of about 175 ngs, more than 10x over the recommended WHO threshold of 10 ng per vaccine dose [x].

Joint national surveillance of measles and rubella commenced with the addition of rubella and CRS/CRI to the measles surveillance system in 2006 and 2007, respectively.