Hepatitis A Virus and Hepatitis E Virus: Different Viruses With Similar Stories

  • Author: Kenneth E. Sherman, MD, PhD (More Info)
  • Editor In Chief: Stefan Zeuzem, MD
  • Last Reviewed: 5/17/18 (What's New)


  • Adult and pediatric HAV vaccines are available[CDC HAV FAQ]

    • All children aged 12-23 months should be vaccinated
    • Adults traveling to endemic areas, MSM, users of illicit drugs, families of adoptees from intermediate- or high-endemicity countries, researchers working with HAV, individuals with chronic liver disease, individuals with clotting-factor disorders, and those with direct contact with HAV-infected individuals should also be vaccinated

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