Chlamydia

Question 1

What cats come into the clinic and their eyes are swollen shut, you should suspect ____

Answer 1

Chlamydia

Question 2

Chlamydia is ____ intracellular, gram negative organism

Answer 2

obligate

Question 3

What are the two forms of Chlamydia and which one is metabolically active?

Answer 3

elementary body- infectious, metabolically inert

reticulate body- elementary body inside cells, metabolically active- replicating

*reticulate body differentiates into more elementary bodies that it will release from the cell

Question 4

What chlamydia species are zoonotic?

Answer 4

C. abortus

C. felis

C. pneumoniae- not clearly zoonotic

C. psittaci

Question 5

What is the chlamydia species that is only a human pathogen?

Answer 5

C. trachomatis

Question 6

Can Chalmydia abortus cause abortions in humans?

Answer 6

Yes, but it is rare

Question 7

What chalmydia species causes enzootic abortion in Sheeps and goats?

Answer 7

Chlamydia Abortus

*picture of necrotic cotyledons

Question 8

What Species of Chlamydia causes conjunctivitis in cats?

Answer 8

Chlamydia Felis

*discharge from eyes and nose

*normally begins in one eye but becomes bilateral

Question 9

How is Chlamydia transmitted in humans?

Answer 9

Ingestion

Aerosol

eye inoculation

Question 10

How is Chlamydia abortus transmitted?

Answer 10

ingestion of abortion products

*placenta, discharges

Question 11

How is Chlamydia felis transmitted?

Answer 11

Ocular and nasal secretions

*usually all kittens in a group will have it

Question 12

What does C. pneumoniae cause in humans?

Answer 12

cough

pneumonia

fever

*not demonstarted to be zoonotic, but has been isolated from both animals and humans

Question 13

What is the best antibiotic to give for Chlamydia?

Answer 13

Tetracycline

*intracellular organism so this antibiotic works very well

Question 14

What animals do the different species of Chlamydia infect?

Answer 14

C. abortus- sheep and goats

C. felis- cats, reptiles

C. pneumoniae- horses, dogs, koalas ect.

Question 15

What does C. pneumoniae cause in koalas?

Answer 15

asymptomatic

respiratory disease

Question 16

What animals tend to have more severe disease associated with Chlamydia?

Answer 16

reptiles

*lethargy, nephritis, hepatitis

Question 17

True/False: Chlamydia is easy to diagnose

Answer 17

False

*Very difficult to diagnose

Question 18

Pregnant women should avoid contact with what?

Answer 18

pregnant or aborting ruminants

*avoid all contact with sheep and goats

Question 19

Good ____ is important to prevent Chlamydia in animals and humans

Answer 19

hygiene

*disinfection is important

Question 20

Chlamydophila psittaci is ____ intracellular

Answer 20

obligate

Question 21

The elementary bodies of Chlamydia are resistant to ____

Answer 21

drying

*very stable in environment

Question 22

Psittacosis is a ____ disease

Answer 22

reportable

Question 23

What humans are at high risk of catching Psittacosis?

Answer 23

People that come in contact with bird dander and feces on a regular basis

Question 24

How is Psittacosis normally transmitted to humans?

Answer 24

typically via inhalation of droppings, or feather dust

mouth to beak

Question 25

What avian species are the most susceptible to Psittacosis?

Answer 25

Psittacines- cockatiels and parakeets

Question 26

In Avian Chlamydiosis, ____ appear healthy, but are spreading the virus

Answer 26

carriers

Question 27

In avian chlamydiosis, bacteria shedding is activated by \_\_\_\_

Answer 27

stress

Question 28

Avian Chlamydiosis has a very variable \_\_\_\_\_

Answer 28

incubation period \*3 days to several weeks

Question 29

What are the clinial signs in pet birds with Chlamydiosis?

Answer 29

Anorexia diarrhea yellow droppings respiratory distress ataxia trembling

Question 30

Treatment of ____ in birds is very difficult and most of them probably will die

Answer 30

Psittacosis \*if treating- long period of time

Question 31

\_\_\_\_ need to be aware of Psittacosis and that they can catch this from their birds

Answer 31

pet bird owners