TB epidemiology Flashcards
1
Q
What is the relationship between TB and HIV?
A
TB is a leading killer of HIV infected people who had a latent infection prior to getting HIV
risk is 20 to 30x higher in HIV
2
Q
What behavior is attributed to 20% of TB cases world wide?
A
smoking
3
Q
Which three countries bear the largest burden of MDR TB?
A
India, China and Russia
4
Q
What caused the spike in US cases of TB in the 1980s?
A
HIV
Less investment
MDR TB
5
Q
What is the name of the TB rapid test? Where is it generally used?
A
Xpert MTB/RIF - countries in Africa and Asia, where the machines were donated by Gates
6
Q
In the US, how is most TB fund?
A
sputum samples (which take weeks) and culture some PCR use
7
Q
In Africa, how is most TB diagnosed?
A
PCR via the Xpert MTB/RIF
