Tuberculosis

Question 1

Name 3 microbiological features of TB?

Answer 1

1. Myobacterium tuberculosis
2. rod shaped bacteria
3. acid fast - infecctive to staining

Question 2

How is TB stained?

Answer 2

1. Zeihl - Neelsen stain

2. TB bacteria bright red against a blue background

Question 3

How is TB spread?

Answer 3

Spread by inhaling saliva droplet from infected people

Question 4

What is ‘active TB’?

Answer 4

1.Active infection in various areas of the body

Question 5

What is ‘latent TB’?

Answer 5

Active infection is controlled and progression is stopped.

Question 6

What is ‘secondary TB’

Answer 6

When latent TB reactivates

Question 7

What is ‘miliary TB’

Answer 7

After reactivation, when the immune system can no longer control disease and this causes desseminated, severe disease.

Question 8

Name 3 risk factors for TB?

Answer 8

1. Foreigners
2. Immunosupressed / HIV
3. Homeless / drug users or alcoholics