A/46 Flashcards
1
Q
What causes AIDS?
A
retrovirus infection - HIV1
2
Q
3 stages of AIDS
A
- infection
- latency
- AIDS
3
Q
What are the 2 processes that happen after AIDS infection?
A
- Integration by CD4 cells
- Immune reaction and absorption by macrophages
4
Q
How do macrophages absorb the virus?
A
Using receptor to anti-GP120 and anti-GP41 antibodies
5
Q
What are 3 clinical features of AIDS?
A
- opportunistic infections
- neoplastic disorders
- CNS disorders
6
Q
What happens during the latency stage? (2)
A
- low viral replication
- can infect other people
7
Q
What happens during the AIDS stage?
A
Extensive viral replication
8
Q
How can AIDS cause neoplastic disorders?
A
by coinfection with oncogenic viruses
9
Q
Example of neoplastic disorders that can happen with AIDS (4)
A
- Lymphomas (EBV)
- Kaposi sarcoma (HHV8)
- Cervix carcinoma (HPV)
- Anal cancer (HPV)