Tuberculosis

Question 1

A bacterial disease that damages the lungs and other body parts such as the kidneys, brain and spine

Answer 1

Tuberculosis

Question 2

What are some of the questions that you ask proir to administering a TST?

Answer 2

• Have you ever had a positive PPD?
• Are you allergic to anything?
• Can you return in 48-72 hours?
• Have you had any live vaccines or antibody containing producs in the past 4 weeks?

Question 3

When placing a two step TST how long after the first test should the second test be administered?

Answer 3

1-3 Weeks

Question 4

What is a two-step TST used for?

Answer 4

Mostly used as a baseline screening for newly hired healthcare workers

Question 5

When measuring a TST how is it measured?

Answer 5

induration by induration

Question 6

An induration of greater that 5mm is considered positive in a person with:

Answer 6

• HIV positive persons
• Recent contact of TB patients
• Chest X-Ray suggestive of previous TB
• Patients with organ transplants and other immunosuppressed patients

Question 7

An induration of greater that 10mm is considered positive in a person with:

Answer 7

• Recent Immingrants (i.e., with in the last 5 yrs) from high prevelence countries
• Intravenous drug users
• Born in a country where TB is common
• Residents of long-term care facilities
• Children <4 years of age
• locally identified high-prevalence groups

Question 8

An induration of greater that 15mm is considered postive in a person with:

Answer 8

• Persons with no known risk factors