Rubella - Diagnosis
The symptoms of rubella are similar to those of other diseases. A positive diagnosis can be made only with a blood test. The blood test is designed to look for antibodies to the rubella virus. An antibody is a chemical produced by the body's immune system to fight off infections. Each antibody is designed to attack a specific virus or bacterium. If antibodies to the Rubivirus are present, the person has been infected with the virus.

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