Health Library
The Health Library is a collection of health and wellness resources created for learning and accessibility. Select a topic below for related health information or search for a topic in the search bar for more information on other medical conditions.
Hepatitis D
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Viral hepatitis is liver inflammation caused by infection with a virus. The following viruses cause most cases of viral hepatitis: Hepatitis A virus (HAV) Hepatitis B virus (HBV) Hepatitis C virus (HCV) Hepatitis D virus (HDV) Hepatitis E virus...
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Infection with the hepatitis D virus (HDV), or delta agent, occurs only in people who are already infected with the hepatitis B virus (HBV). HDV infection may make HBV infection more severe. In people who have long-term (chronic) HBV infection, HDV infection can make liver disease worse. Or it can cause a...