HIV Flashcards

1
Q

What is HIV?

A

Single stranded retrovirus which infects and replicates in CD4 cells

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2
Q

What codes single stranded HIV into double stranded DNA?

A

Reverse transcriptase

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3
Q

Which enzyme is involved in incorporating single stranded HIV RNA into DNA?

A

Integrase

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4
Q

How does the very early stage of HIV infection present?

A

Flu-like symptoms

seroconversion illness

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5
Q

How does HIV present after the latent phase?

A

Weight loss
High temp
Diarrhoea
Freq opportunistic infection

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6
Q

How is HIV managed?

A

Anti-retroviral therapy

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7
Q

How is HAART therapy given?

A

Combination of 3 drugs from at least 2 classes

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8
Q

Which anti-retrovirals increase MI risk?

A

Abacavir
Lopinavir
Maraviroc

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9
Q

What are the main side effects of tenofovir?

A

Osteomalacia
Renal toxicity
Drowsy

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10
Q

Which anti-retroviral is most likely to cause SJ syndrome?

A

Abacavir

Nevirapine

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11
Q

Which anti-retroviral causes anaemia?

A

Zidovudine

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12
Q

Which anti-retroviral causes psychosis and affects mood?

A

Efavarinez

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13
Q

Which people should not be given tenofovir?

A

Shift workers
Night shift
Long haul drivers

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14
Q

What cover needs to be given if patient comes off efavienz?

A

Protease inhibitor

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15
Q

Vaginal delivery cannot be used in any pregnancy where the mother is HIV pos
true/false

A

False - its fine if the viral load is undetectable

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16
Q

What drugs must be given to the infant after delivery from an HIV positive mother?

A

4 weeks PEP

17
Q

Which criteria must be met to be eligible for PrEP?

A

> 16
HIV neg
Commit to 3 monthly follow up
Resident in Scotland

18
Q

What would make a patient a high risk for HIV?

A
HIV+ partner with detectable viral load
MSM or transwoman
UPAI >2 partners in last 12 months
OR
Confirmed bacterial rectal STI in last 12 months
19
Q

How long is the allowed time between exposure and post-exposure prophylaxis?

A

72 hours