Table 3 provides an example of test results. Hepatitis b serologic testing involves measurement of several hepatitis b virus hbv speci c antigens and antibodies. Viral hepatitis serologic profiles c2019 mayo foundation for medical education and research test profile test interpretation 1 hbsag 2 anti hbs 3 anti hbc total 4 anti hbc igm only 5a hbeag 5b anti hbe 8 anti hav igg only 9 anti hav igm only 10 anti hcv acute enteric exposure acute hepatitis a.
Interpretation of hepatitis serology. It can be detected in the serum during acute or chronic hbv infection. Ordering and interpreting hepatitis b serology scott a davison 1 simone i strasser 2 3 surface antibody anti hbsa marker of immunity through vaccination or previous exposure.
This is a protein that is found on the surface of the hepatitis b virus molecule a part of the virus itselfwhen they find a significant concentration in your blood it shows you have a hepatitis b virus infection which may be chronic or acute. And hepatitis b core anti body anti hbca marker of previous exposure. Different serologic markers or combinations of markers are used to identify different phases of hbv infection and to determine whether a patient has acute or chronic hbv.
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Hepatitis b serologies chart. Igm anti hav is usually present 5 10 days before symptom onset and declines to undetectable levels within six months of initial infection. What do the results mean. Hbsag hepatitis b surface antigen..
Hbsag is the antigen used to make hepatitis b vaccine. Modern hepatitis b serology techniques are highly sensitive and specific. The presence of hbsag indicates that the person has hepatitis b infection. Hepatitis b serologies chart.
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