Hepatitis A blood tests check for immunoglobulin M (IgM) and immunoglobulin G (IgG) antibodies. An IgG-positive and IgM-negative result may suggest immunity to hepatitis A. A doctor may request a ...
A positive rubella IgG test indicates immunity to rubella, meaning that the pregnant person and the fetus cannot contract this virus. If a person contracts rubella, also known as German measles, ...
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Herpes IgG Test: Purpose and What Results Mean
A positive herpes IgG test result means you have or had a herpes infection. The herpes IgG test doesn't detect the virus ...
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