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Hepatitis B infection has been preventable by vaccination since 1982. As of 2022, the hepatitis B vaccine is between 98% and 100% effective in preventing infection. The vaccine is administered in several doses; after an initial dose, two or three more vaccine doses are required at a later time for full effect.

CDC: “Hepatitis E,” “Hepatitis C: Testing Baby Boomers Saves Lives,” "Hepatitis A FAQs for the Public," "Hepatitis B FAQs for the Public," "Hepatitis C FAQs for the Public," "Hepatitis D ...

Hepatitis D is a defective virus that requires hepatitis B to replicate and is only found with hepatitis B co-infection. In adults, hepatitis B infection is most commonly self-limiting, with less than 5% progressing to chronic state, and 20 to 30% of those chronically infected developing cirrhosis or liver cancer. [27]

Viral Hepatitis Surveillance and Case Management Guidance Guidance for jurisdictions to implement and improve hepatitis A, hepatitis B, and hepatitis C surveillance and case management 2020-2025 Strategic Plan

Acute hepatitis C occurs within the first 6 months after someone is exposed to the hepatitis C virus. Hepatitis C can be a short-term illness, but for most people, acute infection leads to chronic infection. Chronic hepatitis C can be a lifelong infection if left untreated. Chronic hepatitis C can cause serious health problems, including liver ...