Hepatitis A, also called hep A, is a contagious liver infection caused by the hepatitis A virus. Some people have only a mild illness that lasts a few weeks.

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Hepatitis A is an inflammation of the liver caused by the hepatitis A virus (HAV). The virus is primarily spread when an uninfected (and unvaccinated) person ...

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by Y Tan · 2021 · Cited by 6 — Compared to HAV RNA detection, HAV-IgM detection is convenient and fast. It is the primary indicator of current infection with HAV, especially in endemic areas.

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by X Zhang · 2021 · Cited by 1 — We report a case of autoimmune antibody transformation from positive to negative during the course of HBV and refer to the relevant literature to explain the ...

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The combination of a positive total anti-HAV result and a negative IgM anti-HAV result indicates past infection or vaccination, and hence ...

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by RC Langan · 2021 · Cited by 29 — Diagnosis of acute infection requires the use of serologic testing for immunoglobulin M anti–hepatitis A antibodies. The disease is usually self-limited, ...

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Yes, if one gets infected soon after the negative test. The incubation period of Hep B varies from 6 weeks to 6 months. So, it is possible to ...

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If people test negative for IgM antibodies, a positive total result means they have had a previous HAV infection or vaccination. A total ...

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A positive IgM anti-HAV test result in a person without typical symptoms of HAV may indicate: • a false-positive test result (this is common); or. • ...

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Hepatitis A testing detects evidence of a current or past hepatitis A infection. Testing is performed on a sample of a patient's blood.

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