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551 (rat class) > Quiz 2 > Flashcards

Quiz 2 Flashcards

1
Q

What are the 3 health surveillance programs and what do they mean?

A
  1. resident animal sampling: sampling from animal pop that is being monitored
  2. soiled bedding sentinels: external animals exposed to soiled bedding from monitored animals, PCR
  3. environmental sampling: sampling from environment of monitored animals
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2
Q

what are the two main tests for viruses in LAM?

A

serology, PCR

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3
Q

what are the 3 resp viral pathogens that we have to know?

A

Sendai virus
Rat Sialodacryoadenitis
Guinea Pig Adenovirus

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4
Q

Sendai virus:
1. who does it affect?
2. main transmission?
3. C/S

A
  1. mice!, rats, hamsters
  2. aerosol, direct contact
  3. dead neonates, resp signs, chattering
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5
Q

which viruses in LAM are zoonotic?

A

Lymphocytic choriomeningitis virus
hantavirus

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6
Q

which viruses in LAM are reportable?

A

rabbit hemorrhagic disease

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7
Q

most viral diseases in LAM result in culling/surveillance… which ones are not included in this?

A

Sendai virus: self limiting (but cull immunocomp individuals)

Mouse Norovirus: not typically excluded from research colonies

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8
Q

Rat Sialodacryoadenitis:
1. who does it affect?
2. main transmission?
3. C/S

A
  1. rats
  2. aerosol, direct contact
  3. conjunctivitis, nasal and oral d/c, cervical swellings, resp signs
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9
Q

Guinea pig adenovirus:
1. who does it affect?
2. main transmission?
3. C/S

A
  1. guinea pigs
  2. resp route
  3. sudden death, resp signs, lethargy, tachypnea
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10
Q

what are the enteric viral pathogens we have to know?

A

Reovirus, Rotavirus

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11
Q

Reovirus:
1. who does it affect?
2. main transmission?
3. C/S
4. path features?

A
  1. mice, rats, hamsters, guinea pigs
  2. fecal-oral
  3. abd. distension, oily/matted coat, bright yellow intestinal contents, icterus, tremors, paralysis, death
  4. bright yellow intestinal contents, hepatomegaly with yellow foci
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12
Q

Rotavirus:
1. who does it affect?
2. main transmission?
3. C/S
4. path features?

A
  1. mice, rats, rabbits
  2. fecal-oral
  3. intestinal distension, grey-green contents, milk cuddling in stomach, GI signs
  4. club-shaped intestinal villi
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13
Q

what are the epidermal viral pathogens we need to know?

A

Mousepox/Extromelia virus
Rabbit pox viruses (myxomatosis, shope fibroma, rabbit pox)

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14
Q

mouse pox/extromelia virus:
1. who does it affect?
2. main transmission?
3. C/S
4. path features?

A
  1. mouse
  2. direct contact
  3. acute: subclin, ruffled fur, death
    chronic: skin lesions, feet + tail necrosis
  4. white foci on spleen and liver, skin ulcers
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15
Q

rabbit pox viruses:
1. who does it affect?
2. main transmission?
3. C/S

A
  1. rabbits
  2. aerosol, arthropods
  3. masses + ulcers; pox = systemic; shope = self limiting
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16
Q

what are the systemic viral pathogens we have to know?

A
  • Parvovirus
  • Lymphocytic choriomeningitis virus
  • hantavirus
  • mouse hepatitis virus
  • Murine adenovirus
  • polyomavirus
  • mouse norovirus
  • theilovirus
  • rabbit hemorrhagic disease
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17
Q

Parvovirus:
1. who does it affect?
2. main transmission?
3. C/S

A
  1. mice, rats, hamsters
  2. direct contact
  3. subclin = most common, dyspnea, ruffled coat, cyanotic scrotum, tooth loss and discolouration, domed cranium
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18
Q

lymphocytic choriomeningitis virus:
1. who does it affect?
2. main transmission?
3. C/S

A
  1. mice, hamsters, guinea pigs, non-human primates
  2. direct contact
  3. subclin from natural infection, in utero infection = PI –> wasting disease
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19
Q

Hantavirus:
1. who does it affect?
2. main transmission?
3. C/S

A
  1. wild rodents
  2. direct contact, aerosol
  3. asymptomatic in rodents, humans have systemic disease, resp signs, death
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20
Q

Mouse hepatitis virus:
1. who does it affect?
2. main transmission?
3. C/S

A
  1. mice
  2. direct contact, aerosol
  3. subclin in immunocompetent, resp + GI signs in young/immunocomp
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21
Q

Murine adenovirus:
1. who does it affect?
2. main transmission?
3. C/S
4. path features?

A
  1. mice
  2. direct contact
  3. subclinical in immunocompetent, lethargy, wasting, death in immunocomp
  4. intranuclear inclusion bodies
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22
Q

polyomaivrus:
1. who does it affect?
2. main transmission?
3. C/S
4. path features?

A
  1. mice, hamsters
  2. resp secretions
  3. tumors, neuro, wasting, trichoepitheliomas in hamsters
  4. tumors of epithelial and mesenchymal origin
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23
Q

Mouse norovirus:
1. who does it affect?
2. main transmission?
3. C/S

A
  1. mice
  2. fecal-oral
  3. most subclinical, D+, wasting, death
24
Q

Theilovirus:
1. who does it affect?
2. main transmission?
3. C/S
4. path features?

A
  1. mice, rats
  2. fecal-oral
  3. most subclinical, flaccid paralysis
  4. demyelinating lesions of CNS
25
Q

Rabbit hemorrhagic disease:
1. who does it affect?
2. main transmission?
3. C/S

A
  1. rabbits
  2. direct contact, excretions, biting insects
  3. sudden death, neuro and resp signs, hemorrhage
26
Q

what are the LAM protozoa that we have to know?

A
  • Intestinal coccidiosis (Eimeria spp)
  • Hepatic coccidiosis (Eimeria steidae)
  • Velvet disease (Piscinoodinium spp)
  • White spot disease (ichthyopthirius multifilis)
27
Q

what are the cestodes we need to know?

A

Dwarf tapeworm (Hymenolepsis nana)

28
Q

what are the nematodes we need to know?

A
  • Pinworms (Syphacia spp, Paraspidodera spp)
  • Baylisascaris procyonis
  • Intestinal capillariasis (Pseudocapillaria tormentosa)
29
Q

what are the arthropods that we need to know?

A
  • Ascariasis
  • Trixacarus caviae
  • Chirodiscoides caviae
  • Psorptes cuniculi
  • Sarcoptes scabei
  • Cheyletiella parasitovorax
30
Q

what are the “other” parasites that we need to know?

A
  • Water molds
  • Encephalitozoon cuniculi
31
Q

Intestinal coccidiosis (Eimeria):
1. who does it affect?
2. main transmission?
3. C/S

A
  1. mice, guinea pigs, rabbits (species specific!)
  2. fecal-oral
  3. subclin, runting, lethargy, d+
32
Q

what are the main diagnostics for parasites?

A

fecal float, PCR, Histo, serology, wet mount of gills/fins, look at intestinal contents to see parasites

33
Q

what is used to treat arthropod parasites?

A

ivermectin

34
Q

how do you treat encephalitozoon cuniculi?

A

cull or fenbendazole

35
Q

how do you treat water mold?

A

salt immersion, cull, fix husbandry

36
Q

how do you treat nematode parasites?

A

fenbendazole or cull

37
Q

how do you treat cestodes?

A

praziquantel

38
Q

how do you treat Eimeria spp?

A

sulfaquinoxaline + evaluate husbandry

39
Q

how do you treat velvet disease?

A

prolonged salt immersions, increase H2O temp

40
Q

how do you treat white spot dz?

A

salt bath, formalin immersion, increase water temp

41
Q

Hepatic coccisiosis:
1. who does it affect?
2. main transmission?
3. C/S
4. path findings?
5. blood work findings?

A
  1. weanling rabbits
  2. fecal-oral
  3. subclin, potbelly, thin, decreased fat reserved, ascites, d+
  4. hepatomegaly, icterus, circumscribed raised lesions in liver, gall bladder with green bile
  5. increased serum bilirubin (icterus), decreased fibrinogen
42
Q

velvet disease:
1. who does it affect?
2. C/S
3. how do you dx?

A
  1. zebrafish
  2. increase mucus prod, skin darkening, surface swimming, flashing, laboured breathing, yellow/rusty sheen in epithelium
  3. wet mount gills/fin –> grape like clusters of organisms
43
Q

white spot disease:
1. who does it affect?
2. C/S
3. how do you dx?

A
  1. zebrafish
  2. raised white mucoid nodules, increased mucus prod, laboured breathing
  3. wet mount –> horseshoe shaped micronucleus
44
Q

dwarf tapeworm:
1. who does it affect?
2. main transmission?
3. C/S

A
  1. mice, rats, hamsters
  2. fecal-oral
  3. subclin, weight loss
45
Q

which parasites are zoonotic?

A

Dwarf tapeworm
Baylisascaris procyonis
Trixacarus caviae
Cheyletiella parasitovorax
Encephalitozoon cuniculi

46
Q

pinworms:
1. who does it affect?
2. C/S

A
  1. mice, rats, hamsters, guinea pigs, rabbits (species specific!)
  2. subclin mainly, d+, rectal prolapse, intussusception, fecal impact
47
Q

Baylisascaris procyonis:
1. who does it affect?
2. C/S
3. path findings?

A
  1. guinea pigs, rabbits
  2. neuro signs
  3. CNS, heart, liver lesions, granuloma remnants of parasite
48
Q

intestinal capillariasis:
1. who does it affect?
2. C/S

A
  1. zebrafish
  2. emaciation, darker in color, reduced fecundity, intestinal neoplasms
49
Q

Ascariasis:
1. who does it affect?
2. C/S

A
  1. mice, rats
  2. pruritis, patchy hair loss, ulceration, pyoderma
50
Q

Trixacarus caviae:
1. who does it affect?
2. main transmission?
3. C/S

A
  1. guinea pigs
  2. direct contact, fomites
  3. pruritis, dermatitis, keratosis, crusting, alopecia
51
Q

Chirodiscoides caviae:
1. who does it affect?
2. main transmission?
3. C/S

A
  1. guinea pigs
  2. direct contact, fomites
  3. subclinical, pruritis, alopecia, dermatitis
52
Q

Psorptes cuniculi:
1. who does it affect?
2. C/S

A
  1. rabbit (ear mite)
  2. crusty pruritic ears
53
Q

Sarcoptes scabei:
1. who does it affect?
2. C/S

A
  1. rabbit mange mite
  2. pruritis, hair loss, crusts, secondary bacterial infection, anemia, leukopenia
54
Q

Cheyletiella parasitovorax:
1. who does it affect?
2. C/S

A
  1. rabbit fur mite
  2. scaliness, hyperaemia, crusting, hair loss, NOT PRURITIS
55
Q

water molds:
1. who does it affect?
2. main transmission?
3. C/S

A
  1. zebrafish (fish, amphibians, aquatic reptiles)
  2. motile spores
  3. injured/immunocompromised –> thin white filaments that build up to puffy, cottony masses
56
Q

Encephalitozoon cuniculi:
1. who does it affect?
2. main transmission?
3. C/S

A
  1. mice, rats, guinea pigs, RABBITS
  2. direct contact
  3. subclinical, neuro, uveitis, cataracts

551 (rat class) (2 decks)

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