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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 ]
Hepatitis A and E are mainly spread by contaminated food and water. [3] Hepatitis B is mainly sexually transmitted, but may also be passed from mother to baby during pregnancy or childbirth and spread through infected blood. [3] Hepatitis C is commonly spread through infected blood such as may occur during needle sharing by intravenous drug ...
The blood borne viruses (B, C) can cause both acute and chronic liver disease and can be transmitted from mother to child during birth, through contact with body fluids during sex, unsafe injections and through unscreened blood transfusions. [5] The most common types of hepatitis can be prevented or treated. [6]
Hepatitis A, like Hepatitis B is inflammation of the liver. Hepatitis A is a contagious liver disease that results form infection with the Hepatitis A virus. It can range from a mild illness lasting a few weeks to a severe illness lasting several months.
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 ]
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