Hepatitis B Flashcards
1
Q
Antigen that indicates immunity. (present after vaccination or recovered infection)
A
Anti-HBs
2
Q
marker of infection during window period. (period in infection when neither hepatitis B surface antigen (HBsAg) nor its antibody (Anti-HBs) can be detected in serum.
A
Anti-HBc IgM may be the only positive marker during window period. Anti-HBe may also be present; suggest low transmissibility.
3
Q
Indicates active viral replication.
A
HBeAg (High transmissibility and poor prognosis)
4
Q
Markers present in acute hepatitis infection.
A
HBsAg, HBeAg
