Search results
Results from the WOW.Com Content Network
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 ...
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]
Up to 80% of liver cancers can be attributed to either hepatitis B or hepatitis C virus. In terms of mortality , the former is second only to smoking among known agents causing cancer . With more widespread implementation of vaccination and strict screening before blood transfusion , lower infection rates are expected in the future.
Liver transplantation is the standard of care in people presenting with fulminant liver failure or those with the progression of disease despite multiple lines of therapy. [33] [34] [35] Many patients, once started on long-term immunosuppressive therapy, will remain on that treatment for life.
Combined hepatitis A and B vaccine, is used to provide protection against hepatitis A and hepatitis B. [3] [7] It is given by injection into muscle.[8]It is used in areas where hepatitis A and B are endemic, for travelers, people with hepatitis C or chronic liver disease, and those at high risk of sexually transmitted diseases.
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]
Diagnosis is most frequent among those 55 to 65 years old. [2] The leading cause of liver cancer is cirrhosis due to hepatitis B, hepatitis C, or alcohol. [4] Other causes include aflatoxin, non-alcoholic fatty liver disease and liver flukes. [3] The most common types are HCC, which makes up 80% of cases and intrahepatic cholangiocarcinoma. [3]