Immunoglobulin G
Understanding Immunoglobulin G
What is Immunoglobulin G?
Immunoglobulin G (IgG) test measures the amount of IgG antibodies in the body. They are the most abundant antibodies formed by the body constituting about 75-80% of total antibodies. IgG antibodies are crucial in fighting various bacterial and viral infections. They are the only type of antibodies that can cross the placenta to the fetus in a pregnant women. IgG antibodies provide long-term protection against microorganisms. This test is done to find the cause behind various allergies or certain autoimmune disorders.
What is Immunoglobulin G used for?
Immunoglobulin G is tested when symptoms of deficiency of immune system appear, especially in children. These include greater susceptibility to simple diseases like common cold, greater susceptibility to infections, weakened wound healing, etc.
Other tests
