Infectious diseases Flashcards
1
Q
Hepatitis B serology
HBsAg positive
A
First marker to become abnormal in acute & chronic infection.
2
Q
Hepatitis B serology
HBeAg positive
A
Indicates highly infectivity.
3
Q
Hepatitis B serology
AntiHBs positive
A
Recent vaccination.
4
Q
Hepatitis B serology
AntiHBc positive
A
► Indicates:
- Past infection;
- Remains positive after recovery.
5
Q
Hepatitis B serology
IgM AntiHBc positive
A
Recent acute infection.
6
Q
Hepatitis B serology
HBV DNA positive
A
- Shows infectivity
- Acute viral replication
