Zoonoses

Question 1

Brucella description

Answer 1

G- facultative intracellular aerobic bacilli

Question 2

Brucella transmission

Answer 2

contaminated foods, untreated milk

Question 3

Brucella presentation

Answer 3

Undulant fever

Question 4

Brucella investigations

Answer 4

Anti-O-polysaccharide antibody

Question 5

Brucella Mx

Answer 5

4-6wks doxycycline + streptomycin

Question 6

Rabies micro description

Answer 6

bullet-shaped Rhabdovirus

Question 7

Rabies vector

Answer 7

dogs, bats

Question 8

Rabies Ix

Answer 8

IgM
Negri bodies

Question 9

Rabies Mx

Answer 9

Rabies IgG post-exposure + full rabies vaccination course

Question 10

Yersinia pestis micro description

Answer 10

G-ve lactose fermenter

Question 11

Yersinia pestis reservoir and transmission

Answer 11

Reservoir - rats
Transmission - fleas

Question 12

Yersinia pestis presentation

Answer 12

Flea bite - bubo(swollen LN) + dry gangrene
person-person spread - pneumonia

Question 13

Yersinia pestis Ix

Answer 13

PCR

Question 14

Yersinia pestis Mx

Answer 14

Streptomycin, Doxycycline, Gentamicin, Chloramphenicol

Question 15

Leptospirosis micro name and description

Answer 15

Leptospira interrogans
Gram -ve, obligate aerobic, motile spriochaete

Question 16

Leptospira interrogans transmission

Answer 16

Rat wee

Question 17

Leptospira interrogans presentation

Answer 17

Haemorrhagic fever

Question 18

Leptospira interrogans investigations

Answer 18

Antibody serology

Question 19

Leptospira interrogans mx

Answer 19

Amoxicillin
Erythromycin
Doxycycline/Ampicillin

Question 20

Anthrax micro name and description

Answer 20

Bacillus anthracis
Gram +ve rod

Question 21

Anthrax Sx

Answer 21

Painless black lesion + rim of oedema
Massive lymphadenopathy + mediastinal haemorrhage

Question 22

Anthrax Mx

Answer 22

Doxycycline/ciprofloxacin

Question 23

Lyme disease micro name and description

Answer 23

Burrelia bugdorferi
Anthropod-borne spirochaete

Question 24

Summarise Coxiella burnetti

Answer 24

Question 25

Summarise Leishmaniasis

Answer 25

Sandfly bite Ulcers, strange derm issues Giemsa stain Amphotericin B

Question 26

Summarise Trypanosoma brucei

Answer 26

tsetse fly Bit like tropical mono Mx - pentamidine

Question 27

Summarise Bartonella henselae

Answer 27

Gram -ve bacillus Cat scratch fever IC - bacillary angiomatosis Mx - erythromycin or doxycycline

Question 28

What causes Rat bite fever

Answer 28

Streptobacillus monilliformis Spirillum minis

Question 29

Types of Helminths

Answer 29

Nematodes - roundworms cestodes - tapeworms trematodes - flukes

Question 30

Tapeworm source

Answer 30

Pigs

Question 31

Tapeworm Mx

Answer 31

Praziquantel Albendazole Steroids

Question 32

Strongyloides Sx and Mx

Answer 32

Sx - malabsorption Mx - Ivermectin