The clinical course of acute hepatitis A is indistinguishable from other types of acute viral hepatitis. Symptoms typically include
The severity of disease and mortality increases in older age groups. The convalescence following hepatitis A may be slow, and is characterized by
Complications of hepatitis A include
Fulminant hepatitis occurs in approximately 0.01% of clinical infections and is characterized by rapid deterioration in liver function and a very high fatality rate.
Chronic infection with HAV does not occur.
No specific antiviral therapy is currently available.