Session 9

Question 1

Why are tropical infections increasing?

Answer 1

Due to increasing global travel

Question 2

Why is travel history so important when investigating a tropical disease?

Answer 2

• Recognise imported diseases
• Infection prevention
• Different strains of pathogen

Question 3

Where are the most common locations of tropical infections?

Answer 3

Sub-Saharan Africa, SE Asia, S/C America

Question 4

If symptoms are <10 days, they are described as…

Answer 4

Acute

Question 5

If symptoms are between 10 - 21 days, they are described as…

Answer 5

Sub-acute

Question 6

If symptoms are >21 days, they are described as…

Answer 6

Chronic

Question 7

How can tropical infections be acquired?

Answer 7

Food, water, swimming, insect/tick bite, sexual contact, animal contact etc

Question 8

What are the key aspects of travel history?

Answer 8

• Any unwell contacts?
• Pre-travel vaccinations?
• Recreational activities?
• Healthcare exposure?

Question 9

What are the main species of malaria?

Answer 9

P. Falciparum, P. Vivax and P ovale

Question 10

How is malaria transmitted?

Answer 10

The plasmodia parasite is transmitted through the bite of the female anopheles mosquito.

Question 11

What is the incubation period of malaria?

Answer 11

Minimum 6 days

Question 12

What is the incubation period of p.falciparum?

Answer 12

Up to 6-12 days

Question 13

What is the incubation period of P.vivax/ovale?

Answer 13

Up to 1 year +