Flashcards in HIV Deck (44)
HIV seroconversion presents very similarly to what other infection?
How long after the initial infection does HIV seroconversion illness typically occur?
What is the best test to use for HIV detection at 4 weeks after possible exposure?
p24 antigen test
When should initial testing for HIV be done in asymptomatic patients?
4 weeks after potential exposure
After an initial negative result when testing an asymptomatic patient for HIV at 4 weeks, when should a repeat test be offered?
12 weeks after potential exposure
What is the most common and accurate test for HIV?
HIV antibody test
99% of patients with HIV develop antibodies by when?
HAART involves a combination of at least how many drugs from how many different classes?
3 drugs from at least 2 different classes
What is the typical combination of drugs used in HAART?
2 NRTIs and 1 of either a NNRTI or protease inhibitor
It is recommended that patients with HIV start HAART when?
As soon as the diagnosis is made
Zidovudine, abacavir, emtricitabine, tenofovir, zalcitabine, lamivudine and stavudine are all examples of which type of drug?
What is a side effect that can be caused by all NRTI drugs?
What are some side effects of tenofovir?
Renal impairment and osteoporosis
Nevirapine and efavirenz are all examples of which type of drug?
Indinavir, nelfinavir, ritonavir and saquinavir are all examples of which type of drug?
Raltegravir, elvitegravir and dolutegravir are all examples of which type of drug?
Which group of ART drugs cause side effects such as diabetes, hyperlipidaemia and central obesity?
Post-exposure prophylaxis can be used up to how long following exposure to HIV?
How long should post-exposure prophylaxis be given for?
What should be done before starting anyone on HIV post-exposure prophylaxis?
Test for pre-established HIV infection
Hairy leukoplakia is an opportunistic infection that can occur in association with a CD4 count of 200-500. What organism is responsible for it?
Kaposi's sarcoma is an opportunistic infection that can occur in association with a CD4 count of 200-500. What organism is responsible for it?
Human herpes virus 8
Progressive multifocal encephalopathy is an opportunistic infection that can occur in association with a CD4 count of 100-200. What organism is responsible for it?
A CD4 count of less than what is an indication to start PCP prophylaxis with low-dose co-trimoxazole?
Which organism, a cause of meningitis in patients with HIV, stains with India ink?
Primary CNS lymphoma is an opportunistic infection that can occur in association with a CD4 count of 50-100. What organism is responsible for it?
What is the most common opportunistic infection in AIDS?
What does a CXR of PCP typically show?
Bilateral interstitial pulmonary infiltrates
Exercise induced desaturation is a key clinical feature of what opportunistic infection occurring in patients with HIV?