A hepatitis B surface antigen is a protein on the surface of the hepatitis B virus that causes the immune system to produce antibodies, according to the University of Rochester Medical Center. Finding these antigens in t... More »

Hepatitis B is caused by the Hepatitis B virus, according to the Mayo Clinic. The virus infects the liver and can lead to liver failure, liver cancer, cirrhosis or death. More »

According to Mayo Clinic, hepatitis B is caused by the hepatitis B virus. This virus is transmitted through blood, semen and other bodily fluids. The most common ways hepatitis B is transmitted may include sexual contact... More »

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A local, licensed medical doctor or an authorized health care professional can administer the hepatitis B vaccine, according to the Mayo Clinic. As of 2015, there are four main brands of the vaccine that doctors in the U... More »

The hepatitis B core antibody test is used in comparison to the results of the hepatitis B surface antigen and hepatitis B surface antibody tests to determine if the infection is present or was present, according to the ... More »

An IVIG infusion, or intravenous immunoglobulin infusion, is a procedure in which antibodies from a healthy donor are injected into the blood of a patient with a compromised immune system, according to Mount Sinai Hospit... More »

An IVIG, or intravenous immunoglobulin infusion, uses donated plasma to provide antibodies to a patient whose body cannot produce enough antibodies to maintain a healthy immune system, according to the Immune Deficiency ... More »