Hepatitis b can be a serious illness, and the virus can be spread from an infected person to other family and household members, caregivers, and sexual. It can cause scarring of the organ, liver failure, and cancer. Afterward an immune system antibody to hbsag is established in the bloodstream. Anyone who lives with or is close to someone who has been diagnosed. Some people are able to fight the infection and clear the virus. Having chronic hepatitis b increases your risk of developing liver failure, liver cancer or cirrhosis a condition that permanently scars of the liver. Hepatitis b is a serious liver infection caused by the hepatitis b virus hbv. Hepatitis b patient fact sheets viral hepatitis and. Hepatitis b virus is contained in blood and body fluids. Chronic hepatitis b virus infection is a longterm illness that occurs when the virus remains in a persons body. Many people infected in adulthood will not experience any symptoms and will fight off the infection without realising they had it. Only some people with hepatitis b experience symptoms, which usually develop 2 or 3 months after exposure to the hepatitis b virus. For some people, hepatitis b infection becomes chronic, meaning it lasts more than six months. Infants should get their first dose of hepatitis b vaccine at birth and will usually complete the series at 6 months of age sometimes it will take longer than 6 months to complete the series children and adolescents younger than 19 years of age who have not yet gotten the vaccine should also be vaccinated.
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