What is known about the different types of viral hepatitis?
Since the 1960’s, scientists have been working to isolate and understand the characteristics of the different types of hepatitis. The tables summarize specific information about HAV, HBV and HCV. These reference tables will help providers understand the similarities and differences between the viruses, and can serve as a tool for educating patients and clients. It is important to understand that infection with more than one type of hepatitis is possible. Co-infection with more than one type can increase the severity of symptoms and worsen the condition of the liver. For example, hepatitis D can only infect a person already infected with HBV. Individuals co-infected with HBV and hepatitis D are at high risk of liver failure. Similarly, HAV may cause severe illness to persons infected with HCV. 3) Why is it important for HIV/AIDS service providers and other health and human services professionals to learn about viral hepatitis? High rates of HAV, HBV and HCV are found in the same communi
