Microbiology 15 - Zoonoses Flashcards Preview

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Flashcards in Microbiology 15 - Zoonoses Deck (23)
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1

What are the key features of campylobacter food poisoning?

Bloating and cramps

2

What are the key features of salmonella infection?

Diarrhoea and vomiting

3

How can salmonella food poisoning be treated?

Supportive + ciprofloxacin

4

Which types of salmonella must always be treated, and with which can you wait to see if they will need treatment?

S. typhi/ paratyphi = always treat
Other types = watchful waiting

5

Bartonella is a zoonotic infection from which animal?

Kittens

6

What diseases can be caused by bartonella henselae?

Cat scratch disease/ baciliary angiomatosis (if immunocompromised)

7

How should cat scratch disease be treated?

Erythromycin + doxycycline

8

What are the signs of baciliary angiomatosis?

Skin papules and whacky LFTs

9

Toxoplasmosis is a zoonotic infection from which animal?

Cats

10

How is toxoplasmosis treated?

Spiramycin

11

What is the risk with toxoplasmosis infection in the immunocompromised?

That it will be reactivated, leading to progressive visual/ hearing/ motor/ cognitive impairment and seizures

12

What is the risk with toxoplasmosis infection in pregnancy?

Still birth

13

Where in the world is brucellosis most likely found?

Middle East

14

What are the symptoms of brucellosis?

Fever, back pain, orchitis, focal abscesses

15

What is the causative organism in Q fever?

Coxiella burnetti

16

How is coxiella burnetti transmitted to humans?

Unpasteurised milk

17

What are the symptoms of Q fever?

It's a flu-like illness

18

What is the treatment for Q fever?

Doxycycline

19

What are the causative organisms in rabies?

Lyssa viruses

20

What are the symptoms of rat bite fever?

Fevers and polyarthralgia

21

Hantovirus is transmitted to humans via contact with which type of animal?

Rats

22

How can rite bite fever and hantovirus be differentiated clinically?

Rat bite fever = polyarthralgia
Hantovirus = myalgia

23

Recall some general principles of investigating and treating zoonotic infections

1. History is very important
2. Investigation should involve relevant cultures
3. Do serology in a targeted way - do not break the NHS budget!
4. Pls don't do PCR cause it costs a fortune
5. Doxycycline is usually a good punt for treatment

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