Hepatitis A virus (HAV) antibodies - serum

Last updated: Sunday, 21, May, 2006

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Item Process
Specimen

5-10 mL blood in plain tube.

Method

Immunoassay.

Application

Acute hepatitis; detection of previous infection or vaccination.

Interpretation

IgM anti-HAV indicates recent infection, but may persist for up to 12 months.

IgG anti-HAV provides evidence of previous infection or immunisation.

Reference

Feinstone SM and Gust ID. In: Mandell GR et al eds. Principles and Practice of Infectious Diseases. 6th ed. Churchill Livingstone 2005.