Course of HIV

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What is the first phase of HIV infection?
Acute phase
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What do victims suffer from during the acute phase?
fever, sweats, headache, swollen lymph nodes
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How long does this last after infection?
3-12 weeks
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What happens to the T helper cells in this stage?
they are destroyed by T killer cells
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What is the second phase?
The Chronic phase
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What does the virus continue to do in this phase?
reproduce
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What continues to decrease?
the T helper cells as the T killer cells continue to kill them
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What does reduced immune system efficiency mean?
colds and other minor infections are slower
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What is the final stage?
Disease phase
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What two things weaken the immune system?
increase number of viruses and declining number of T helper cells
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What infections are more likely?
oppurtunistic infections
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For example?
TB, pneumonia and other lung infections
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What rare cancers are more likely?
Karposi's sarcoma
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What could drugs do in the treatment of HIV?
prevent viral replication
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from what?
Viral RNA
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What enzyme is inhibited?
Integrase
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Other cards in this set

Card 2

Front

What do victims suffer from during the acute phase?

Back

fever, sweats, headache, swollen lymph nodes

Card 3

Front

How long does this last after infection?

Back

Preview of the front of card 3

Card 4

Front

What happens to the T helper cells in this stage?

Back

Preview of the front of card 4

Card 5

Front

What is the second phase?

Back

Preview of the front of card 5
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