People in the following groups should receive the vaccine because they are at an increased risk of contracting HAV: individuals who are homeless. individuals who share a home with an infectious person in hepatitis A.
Almost all acute hepatitis A patients show detectable IgM anti-HAV. The presence of IgM anti-HAV in serum during the acute or early convalescent phase of infection confirms an acute HAV infection.
Hepatitis refers to liver inflammation. The liver is a crucial organ that filters blood, processes nutrients, and fights infections. The liver's function can be affected by inflammation or injury.
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