HIV

Question 1

Below what CD4 count do you get PCP infection?

Answer 1

200

Question 2

Below what CD4 count do you get CMV?

Answer 2

60 cells/mm3

Question 3

How often do HIV positive women need smear tests and why?

Answer 3

Annually

More likely to have HPV (increased cancer risk)

Question 4

Which infections are you at risk of if your CD4 is below 200?

Answer 4

Pneumocystis
Toxoplasmosis
Oesophageal candida

Below <100
CVM
Mycobacterium Avium intracellulare

Question 5

What does an undetectable viral load mean?

Answer 5

<40 copies/ml.
Treatment is working
Will not pass on to others

Question 6

What is given for PCP prophylaxis when CD4 <200?

Answer 6

Septrin (co-trimoxazole)

Question 7

What causes kaposi sarcoma?

Answer 7

HHV-8

Question 8

What’s the most common manifestation on kaposi sarcoma?

Answer 8

Cutaneous - lesions are non-tender purple nodules,

Question 9

Which lymphomas are seen in HIV populations?

Answer 9

Non-nodgkins. (B-cell)
2/3 are large cell (assoc w/ EBV)
1/3 are burkitts (40% EBV)

Question 10

Intra cerebral lymphoma has a v. Poor prognosis. What is the mainstay of treatment?

Answer 10

Radiotherapy of the whole brain

Dexamethasone to reduce swelling

Question 11

First line test for HIV?

Answer 11

Antibody/antigen test

Then antibody test or rna/DNA test