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Hepatitis B, Acute
2000 Case Definition

Clinical Description

An acute illness with a) discrete onset of symptoms and b) jaundice or elevated serum aminotransferase levels

Laboratory Criteria for Diagnosis

  • Immunoglobulin M (IgM) antibody to hepatitis B core antigen (anti-HBc) positive, OR
  • Hepatitis B surface antigen (HBsAg) positive
IgM anti-HAV negative (if done)

Case Classification


A case that meets the clinical case definition and is laboratory confirmed