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Hepatitis A is an infectious disease of the liver caused by Hepatovirus A (HAV); [7] it is a type of viral hepatitis. [8] Many cases have few or no symptoms, especially in the young. [1] The time between infection and symptoms, in those who develop them, is two–six weeks. [2] When symptoms occur, they typically last eight weeks and may ...
The virus first known to cause hepatitis was the yellow fever virus, a mosquito-borne flavivirus. Other viruses than can cause hepatitis include: Adenoviruses; Arenaviruses: Guanarito virus, Junín virus, Lassa fever virus, Lujo virus, Machupo virus, and Sabiá virus [28]
The hepatitis D virus requires that a person first be infected with hepatitis B virus, so prevention efforts should focus on limiting the spread of hepatitis B. In people who have chronic hepatitis B infection and are at risk for superinfection with the hepatitis D virus, the preventive strategies are the same as for hepatitis B. [96]
CENTER TWP. ― A Hepatitis A outbreak traced to a Beaver County restaurant 20 years ago may have led to many of the national food safety guidelines implemented in the last several years. In 2003 ...
An ongoing outbreak of hepatitis A — a very contagious liver infection caused by the hepatitis A virus (HAV) — has now been linked to frozen strawberries and other frozen berry blends for ...
Hepatitis A vaccine is a vaccine that prevents hepatitis A. [2][3] It is effective in around 95% of cases and lasts for at least twenty years and possibly a person's entire life. [4] If given, two doses are recommended beginning after the age of one. [2] It is given by injection into a muscle. [2]
Hepatitis A is a viral infection that primarily affects the liver and is typically transmitted through contaminated food or water. But the highly contagious virus can also spread easily in areas ...
Hepatitis C is an infectious disease caused by the hepatitis C virus (HCV) that primarily affects the liver; [2] it is a type of viral hepatitis. [6] During the initial infection period, people often have mild or no symptoms. [1] Early symptoms can include fever, dark urine, abdominal pain, and yellow tinged skin. [1]