Infectious Diseases

Question 1

Name the main 3 causes of cat flu

Answer 1

Herpes virus calici virus and chlamydia felis

Question 2

Why is it difficult to identify carriers of FHV?

Answer 2

Latency - hides in the trigeminal nerve ganglia and cannot be identified
Intermittent shedding which stops and starts upon deactivation - can only identify them at the point of shedding

Question 3

Name 2 common signs associated with FHV?

Answer 3

Salivation and dendritic eye ulcers

Question 4

Name 3 common clinical symptoms of FCV

Answer 4

Vesicles on the tongue
Transient limping syndrome
Gingivitis

Question 5

What is the best way to diagnose cat flu agents?

Answer 5

PCR from oropharyngeal or ocular swabs

Question 6

What antibiotic is the first line of treatment against cat flu?

Answer 6

Doxycycline

Question 7

How does vaccination help with cat flu?

Answer 7

Prevent clinical disease by immune r spouse and reduces shedding

Question 8

What is the most common cause of conjunctivitis in cats?

Answer 8

Chlamydia felis

Question 9

Core vaccines for cats

Answer 9

FCV, FHV, feline distemper and rabies

Question 10

What is infection of cats with birdetella brinchiseptica associated with?

Answer 10

Living with a dog in the household - prt of kennel cough

Question 11

How are cats infected with toxoplasma Gondi?

Answer 11

Ingestion of cysts in the tissues of IH

In Usero or transplacentally or through milk to kittens

Question 12

How are people most likely to become infected with toxoplasma?

Answer 12

Gardening, eating unwashed vegetables or eating raw meat

Question 13

What is the treatment for toxoplasma

Answer 13

Climdamycin

Question 14

What is a differential for toxoplasma infection in dogs

Answer 14

Neospora

Question 15

What type of haemoplasma cause disease. In cats

Answer 15

Mycoplasma haemofelis

Question 16

How do haemoplasmas cause disease in cats?

Answer 16

Haemolysis as they attach to RBCs

Question 17

What antibiotic is good for treating mycoplasma?

Answer 17

Doxycycline

Question 18

What is a pro virus?

Answer 18

DNA copy of the virus imtegratd into host DNA resulting in a persistently infected cell

Question 19

What are you looking for when diagnosing feline leukaemia virus?

Answer 19

P27 core protein and antigen in the blood

Question 20

What are you looking for when diagnosing feline immunodeficiency virus?

Answer 20

P24 protein and group 40 envelope glycoproteins and the antibody to the virus

Question 21

How is feLV spread amongst cats?

Answer 21

Close prolonged contact - oronasal exposure to infected cats saliva

Question 22

How is FIV spread between cats

Answer 22

Biting and fighting via infected saliva and blood

Question 23

How well are both FIV and feLV spread vertically?

Answer 23

FeLV is effectively spread by veritable tramsmission but FIV will on,y have 1/3 of kittens affected from an infected queen

Question 24

Explain the types of infection cats can get with FeLV
Abortive infection
Regressive infection
Progressive infection

Answer 24

Abortive infection - they overcome the virus without any provirus made
Regressive infection - cats amount immune response and overcome but positive for the pro virus
Or can have p27 in the blood and overcome the virus - transient viraemia
Or can have bone marrow infection where you see p27 associated with cells released from the bone marrow
Progressive infection - lifelong persistent viraemia

Question 25

How would you detect feLV infection of the bone marrow?

Answer 25

Immunoflourescence to check for p27 in particular cells

Question 26

What is FIP

Answer 26

Fine infectious peritonitis a fatal systemic infection cation caused by a mutation of feline coronavirus

Question 27

What type of disease can feline coronavirus cause?

Answer 27

No disease. Enteritis or FIP

Question 28

What part of th body does coronavirus infect?

Answer 28

GI tract

Question 29

How is coronavirus transmitted between cats

Answer 29

She’s in faeces and spread by faecal oral transmission by cats sharing litter trays