Week 124 - Communicable diseases II

Question 1

Extremely contagious acute viral illness caused my mobillivirus
- infection rate of ~95% from exposure

Spread by direct contact with nose and throat secretions and in airborne droplets from coughs and sneezes

Reservoir is humans

Infectious from day 1, symptoms appear at day 4:

• raised rash (lasts 5 - 6 days)
• loss of appetite
• loose stools

Complications = mortality of 1/1000

Answer 1

Measles

Question 2

What are the symptoms typical of measles?

Answer 2

Raised rash lasting 5-6 days

Loss of appetite

Loose stools

Question 3

How is measles transmitted?

Answer 3

Direct contact with nasal or throat secretions

Airborne droplets from coughs and sneezes

Question 4

What is the best method of preventing disease of measles?

Answer 4

MMR vaccination

Question 5

How much of the population need to be vaccinated for herd immunity?

Answer 5

95%

Question 6

What age should children be vaccinated at?

Answer 6

First dose: 12-13 months

Second dose: 3 years 4 months - 5 years