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Canine Viruses Flashcards

Midterm (57 cards)

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1
Q

What kind of virus is rabies? Host?

A

RNA, enveloped, intracytoplasmatic inclusion bodies, wide range of hosts (mammals)

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2
Q

What are the intracytoplasmatic inclusion bodies called of rabies?

A

negri bodies

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3
Q

What species get the “furious” form of rabies?

A

dogs, cats, horses, wild animals

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4
Q

What species get the “dumb” rabies?

A

cattle and lab animals

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5
Q

How does the virus move from CNS to other organs?

A

centrifugally (outwards)

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6
Q

What diagnosis technique is NOT useful for rabies?

A

serology - fatal before antibodies show up

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7
Q

What kind of rabies vaccine is used in prophylactic injections?

A

inactivated

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8
Q

What are the essential components of post exposure prophylaxis for rabies?

A

local treatment of wounds and active and passive immunization

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9
Q

What family is canine distemper virus?

A

Paramyxoviridae

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10
Q

What are the characteristics of the canine distemper virus?

A

SS RNA, enveloped, forms syncytiums and intracytoplasmatic and intranuclear inclusion bodies

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11
Q

What tissues does canine distemper affect?

A

pantropic (many tissues) - lymphoid, epithelium, nervous

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12
Q

How is canine distemper transmitted?

A

direct contact - droplet, aerosols

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13
Q

When is canine distemper shed from the host?

A

in all secretions from 5th day of infection then for many weeks

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14
Q

What family does infectious canine hepatitis virus belong to?

A

adenoviridae

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15
Q

What are the characteristics of infectious canine hepatitis?

A

DNA, naked, intranuclear inclusion bodies

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16
Q

What are the clinical signs of canine hepatitis virus?

A

asymptomatic or present as undifferentiated respiratory disease

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17
Q

What happens in peracute canine hepatitis?

A

death in 4 hours, no signs

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18
Q

What happens in acute canine hepatitis?

A

may be fatal, mild disease, fever, etc

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19
Q

What abnormality happens in natural canine hepatitis infection or a week post live-attenuated vaccination with canine hepatitis?

A

blue eye - no sequlae

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20
Q

What form of canine hepatitis do we vaccinate against?

A

CAV-2, crossprotection (because CAV-1 gives corneal edema)

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21
Q

What are the characteristics of canine parvovirus?

A

DNA, naked, intranuclear inclusion bodies

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22
Q

What are the 3 age-related disease syndromes of canine parvo?

A

Generalized neonatal - rare
myocarditis syndrome - 4 to 8 week pups, sudden death
leukopenia/enteritis syndrome - pups 8-12 weeks

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23
Q

What are the characteristics of canine coronavirus?

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A

RNA, enveloped

24
Q

What kind of disease does corona virus produce?

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A

mild gastroenteritis, doesnt require specific diagnosis

25
What bacteria are involved in kennel cough?
bordetella bronchiseptica, pseudomonas, E. coli, klebsiella, pasteurella, strep, mycoplasma
26
What viruses can be involved in kennel cough?
canine hepatitis, parainfluenza, corona, reovirus, herpes, influenza
27
What family is canine influenza virus in?
orthomyxoviridae
28
What are the characteristics of the canine influenza virus?
RNA, SEGMENTED, enveloped
29
What diagnostic test can NOT be used for canine influenza?
antigen ELISA
30
What family is the canine parainfluenza virus?
paramyxoviridae
31
What are the characteristics of canine parainfluenza?
RNA, enveloped
32
What family is hemorrhagic disease of pups in?
herpesviridae
33
What are the characteristics of hemorrhagic disease? (herpes)
DNA, enveloped, intranuclear inclusion bodies
34
What kind of shedding does hemorrhagic disease have? (herpes)
latent, recrudescent and intermittent or continous
35
How is hemorrhagic disease of pups transmitted? (herpes)
sexually transmitted, passed to puppies
36
What problems can hemorrhagic disease (herpes) cause?
abortion, stillbirths, infertility, kennel cough
37
What secretions shed the hemorrhagic disease (herpes) virus?
pile, vaginal secretions, discharge from nose. also raised sores on repro parts
38
What allows CHV to spread to the rest of the body in a puppy?
low body temperature
39
What can be a sequlae in CHV in puppies that survive?
neurologic disease
40
What are the clinical signs of CHV?
Vasculitis - hemorrhage Bruising of belly eye lesions - keratitis, uveitis, optic neuritis, retinitis, retinal dysplasia high mortality rate
41
What are characteristics of canine papillomatosis virus?
DNA, naked, circular
42
Where are lesions seen in canine papilloma virus?
cutaneous and mucous membranes
43
Where are papillomas seen in young dogs? all ages?
young - oral, ocular, genital | all ages - cutaneous
44
What are the 3 systemic canine viruses?
Distemper Infectious Canine Hepatitis Parvo
45
What are the 4 canine respiratory viruses?
Canine tracheobronchitis Canine influenza Parainfluenza 2 Canine adenovirus 2
46
What is the only canine virus that affects reproductive system?
hemorrhagic disease of puppies
47
What is the only canine virus that affects JUST the GI tract?
canine coronavirus
48
What is the "gold standard" for diagnosing rabies infection?
DFA (direct flourescent antibody test)
49
What is the most DEFINITIVE diagnostic test for rabies?
virus cultivation from saliva and infected tissue
50
What are the 4 canine DNA viruses?
Adenovirus (hepatitis) Parvo Herpes (hemorrhagic dz of pups) Papova
51
What are the 3 canine viruses that are NOT enveloped?
Canine hepatitis Parvo pailloma
52
which virus family can a autovaccine be used?
papovaviridae
53
Which virus does not grow in cell culture?
papovaviridae
54
Which herpes virus is not species specific?
pseudorabies
55
Which viruses do not leave intracellular inclusion bodies?
``` papova corona retro viruses reoviridae (rota) orthomyxo ```
56
Which virus exits by lysis?
caliciviridae
57
Which virus family is enveloped but moderrately resistant in environment?
corona

Virology (10 decks)

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