is hepatitis b a disease?
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Hepatitis B is a viral infection that attacks the liver and can cause both acute and chronic disease. The virus is most commonly transmitted from mother to child during birth and delivery, as well as through contact with blood or other body fluids.
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No. Hepatitis B is a sexually transmitted disease, but it is spread in other ways, too. This is a hardy virus that can exist on almost any surface for up to one month. You can get infected through contact with an infected person's blood or body fluids.
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Hepatitis A infection does not cause chronic (long-term) liver disease [1]. Following clearance of hepatitis A infection patients acquire lifelong immunity.
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Hepatitis B is the most common serious liver infection in the world. It is caused by the hepatitis B virus (HBV), which attacks liver cells and can lead to cirrhosis, liver cancer, or liver failure. Studies show risk may be reduced if a hepatitis B infection is detected early and properly managed.
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Most adults with hepatitis B recover fully, even if their signs and symptoms are severe. Infants and children are more likely to develop a chronic (long-lasting) hepatitis B infection. A vaccine can prevent hepatitis B, but there's no cure if you have the condition.
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Hepatitis B Symptoms in Infants and Children The hepatitis B virus mainly affects the liver, and enters the liver cells (called hepatocytes) when in the body. Reproduction of the virus causes death of these cells. The sudden death of a large number of liver cells can cause liver damage or even liver failure.
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Hepatitis B cannot be transmitted by any insect bites, including mosquitos. Diseases such as yellow fever and malaria are transmitted by mosquitoes. Mosquitoes and other insects are not efficient vectors for viral hepatitis. There are no known cases worldwide of transmission by mosquito.
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If you test positive for HBsAg for longer than six months, it means you have a chronic hepatitis B infection. But, if you no longer test positive (or “reactive”) for HBsAg after six months and you develop hepatitis B surface antibodies (HBsAb), then you have cleared hepatitis B after an “acute” infection.
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Hepatitis B is a liver infection caused by the hepatitis B virus. Some people with hepatitis B are sick for only a few weeks (known as “acute” infection), but for others, the disease progresses to a serious, lifelong illness known as chronic hepatitis B.
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Hepatitis A can be diagnosed using blood tests. Your health care provider can order these tests if you have symptoms of hepatitis A or if you want to know if you were infected with HAV in the past. The blood test looks for two different types of antibodies to the virus.
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Although those with chronic hepatitis B infection live with an increased risk of developing liver disease later in life, many should expect to live long and healthy lives. Someone with chronic hepatitis B should be seen by a liver specialist every six months, or more often as needed.
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Hepatitis B and hepatitis C can also begin as short-term infections, but in some people, the virus remains in the body and causes chronic (long-term) infection. There are vaccines to prevent hepatitis A and hepatitis B; however, there is no vaccine for hepatitis C.
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Hepatitis B signs and symptoms may include: Abdominal pain. Dark urine. Fever.
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Hepatitis B surface antigen (HBsAg) is a blood test ordered to determine if someone is infected with the hepatitis B virus. If it is found, along with specific antibodies, it means the person has a hepatitis B infection.
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When symptoms do appear, they often are a sign of advanced liver disease. Symptoms for both acute and chronic Hepatitis B can include fever, fatigue, abdominal pain, and jaundice. Whether or not a person has symptoms, a blood test is the only way to know if a person had or has Hepatitis B.
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There are three major types of hepatitis, and all of them affect your liver. Some of the symptoms are similar, but they have different treatments. Hepatitis A. This type won't lead to long-term infection and usually doesn't cause any complications.
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You can get infected with hepatitis B if you have contact with an infected person's blood or other body fluids. People who are at risk of getting hepatitis B or developing serious complications from it should consider being vaccinated.