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Flashcards in TB Deck (7)
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1

What percentage of people who are infected with Tb with and without AIDS develop the disease ?

7-10% develop the disease in their LIFE times

AIDS patients 10% per YEAR will develop the disease

2

WHo are more likely to progress to active Tb disease?

HIV infected and Recently infected (within the past 2 years)

3

How is TB transmitted?

airborne


Droplet nucleus-alveolar macrophage access-regional lymph node and blood borne spread

4

What does the quantiferon assay measure?

the amount of interferon gamma

5

What tests do you do to diagnose Tb?

1. Sputum AFB-acid fast bacillus
2. Sputum nucleic acid amplification testing (NAAT)

6

How are nontuberculous mycobacteria acquired?

environmental pathogens that affect predisposed hosts
-not contageous

7

What is a predisposing factor NTM?

structural lung abnormality

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