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Virology > Clinical Signs > Flashcards

Clinical Signs Flashcards

1
Q

Rabies clinical signs

A

fatal encephalitis
horses can colic, death
ruminants can colic, strain, bloat and death

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2
Q

Vesicular Stomatitis Virus clinical signs
indistinguishable from ____
horses predisposition
swine predisposition

A

lesions indistinguishable from FMDV
vesicles/ulcers on tongue/oral, teats, corony band
horses - tongue, ears
swine - snout/coronary bands

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3
Q

Rift Valley Fever Virus

mortality is the highest in?

A

bloody diarrhea, jaundice, nasal discharge/crusts
high rates of neonatal abortion –
mortality especially in lambs > sheep > calves/cows

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4
Q

diseases causing arthrogryposis and hydraencephaly in neontal calves, sheep and goats

A

Akabane Virus
Cache Valley Fever Virus
Schmallenberg Virus

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5
Q

at what point in gestation do sheep/goats have to be infected with Cache Valley Fever Virus to have fetal defects

A

28-48 days of gestation

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6
Q

Hantavirus clinical signs

A

hemorrhagic fever with renal syndrome
hantavirus pulmonary syndrome

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7
Q

Lymphocytic Choriomeningitis Virus clinical signs

A

rodents - asymp, immune pathogenesis (glomerulonephritis)
humans - flu-like, aseptic meningitis, congenital defects, fetal death/abortion

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8
Q

Avian Influenza (A) clinical signs

A

HPAI “Fowl Plague” - generalized; sporadic outbreaks
- hemorrhage of head, wattles, legs, CNS, resp
LPAI - GI, resp, repro; worldwide

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9
Q

Influenza B virus clinical signs

A

moderately severe resp dz

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10
Q

Influenza C virus clinical signs

A

least severe resp dz

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11
Q

Canine Influenza clinical signs

A

Kennel Cough

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12
Q

Canine Distemper Virus

A

“old dog” encephalitis
“chewing gum fits”
“hard pad” disease
enamel hyoplasia in dogs < 6 mo
immunosuppression
lameness

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13
Q

Phocine Morbillivirus clincial signs

A

Phocine Distemper - encephalitis, fever, lymphoid depletion, pneumonia

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14
Q

Rinderpest clinical signs

A

Cattle Plague - fever, oral ulcers, diarrhea, immunosuppression

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15
Q

Avian Paramyxovirus-1 clinical signs

A

Newcastle Disease

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16
Q

viral components of Bovine Respiratory Disease Complex/Shipping Fever

A

Bovine Herpesvirus 1
Bovine Respiratory Syncytial Virus
Bovine Parainfluenza Virus 3
Bovine Viral Diarrhea Virus
Bovine Respiratory Coronavirus

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17
Q

Avian Rhinotracheitis Virus clinical signs

A

Turkey Rhinotracheitis
Swollen Head Syndrome in chickens

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18
Q

Bornavirus clinical signs

A

encephalomyelitis
prodromal phase - fever, colic, fatigue, icterus
neuro phase - encephalitis, paralysis, neuro deficits

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19
Q

what virus causes Proventricular Dilation Disease/Macaw Wasting Syndrome

A

Avian Bornavirus

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20
Q

Foot and Mouth Disease Virus clinical signs

A

vesicular disease
vesicles/ulcers of oral cavity, profuse drooling, lip-smacking

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21
Q

Swine Vesicular Disease Virus clinical signs

A

vesicular disease with fever
vesicles/ulcers on coronary band, lip, snout, tongue
encephalomyelitis

similar to human coxsachievirus B5 (human FMD)

22
Q

abortion/diabetes in alpacas and llamas

A

Equine Rhinitis A Virus

23
Q

Avian Encephalomyelitis Virus clinical signs

A

epidemic tremors, paralysis in young
inapparent in adults
chicks have clinical signs day 1 of age

24
Q

Feline Calcivirus clinical signs

A

FCV - arthritis, ulcerative glossitis, URDC
Virulent FCV - hemorrhage, edema

25
Q

Vesicular Exanthema of Swine Virus clinical signs

A

vesicles on oral, snout, tongue, coronary bands, interdigital cleft

26
Q

Rabbit Hemorrhagic Disease Virus clinical signs

A

does not infect rabbits < 2 mo
hemorrhage from nasal passages
lung and liver necrosis

27
Q

West Nile Virus clinical signs

A

non-suppurative encephalomyelitis

28
Q

Japanese Encephalitis Virus clinical signs

A

encephalomyelitis

29
Q

Yellow Fever Virus clinical signs

A

acute viral hemorrhagic disease

30
Q

leading cause of arbovirus encephalitis in horses/humans in the US

A

West Nile Virus

31
Q

Bovine Viral Diarrhea Virus clinical signs

A
  1. acute infection of IC cattle = BRDC, hemorrhagic syndrome
  2. fetal infection of IC pregnant cattle = cerebellar hypoplasia, seropositive calves, PI calves
  3. mucosal infection of IT cattle = 100% fatal
32
Q

when during gestation does an immunocompetent pregnant cow have to be infected with a non-cytopathic biotype of BVDV

A

80-125 days (2-4 months)

33
Q

Classical Swine Fever Virus clinical sign
indistinguishable from _____

A

hemorrhagic disease indistinguishable from African Swine Fever Virus
“hog cholera”
neuro, resp, repro dz
cyanosis, splenic infarcts, button ulcers on colon, turkey egg kidney

34
Q

what virus causes “hog cholera”

A

Classical Swine Fever Virus

35
Q

what virus causes “hairy shaker” or “fuzzy lambs”

A

Border Disease Virus

36
Q

when during gestation does a ewe need to be infected with Border’s Disease Virus to result in a PI lamb

A

before 60 days
(IC inutero occurs 60-85 days)

37
Q

Equine Arteritis Virus clinical signs

A

dependent edema in hind limbs, scrotum, mammary glands, prepuce, ventrum & periorbital/supraorbital edema

38
Q

how many days post-infection with EAV can a horse have an abortion? what happens if infected during late gestation?

A

10-30 dpi

congenital infected foal

39
Q

Porcine Reproduction and Respiratory Virus clinical signs

A

most costly disease of swine
“blue ear disease”
resp infection in nursers/growers-finishers “thumping”
repro infection in pregnant gilts/sows

40
Q

Eastern Equine Encephalitis Virus

fatality in horses vs humans

A

encephalitis “sleeping sickness”
fatality in horses 50-90%
fatality in humans 50-75%

41
Q

Western Equine Encephalitis Virus

fatality in horses vs humans

A

non-suppurative encephalitis
fatality in horses 20-40%
fatality in humans low

42
Q

Venezuelan Equine Encephalitis Virus

fatality in horses vs humans

A

fatality in horses 50-80%
fatality in humans low

43
Q

Transmissible Gastroenteritis Virus (TGEV) clinical signs

A

transmissible gastroenteritis, severe diarrhea

44
Q

Porcine Respiratory Coronavirus (PRCV) clinical signs

A

resp infection

45
Q

Porcine Hemagglutinating Encephalomyelitis Virus (PHEV) clinical signs

A

acute vomiting, wasting and encephalomyelitis

46
Q

Porcine Epidemic Diarrhea Virus (PEDV) clinical signs and mortality

A

diarrhea
50-80% mortality

47
Q

Bovine Coronavirus clinical signs

A

bovine coronavirus enteritis - malabsorptive diarrhea

48
Q

Winter Dysentery clinical signs

A

sporadic, bloody diarrhea of adults

49
Q

Bovine Respiratory Coronavirus clinical signs

A

summer pneumonia
BRDC

50
Q

Infectious Bronchitis Virus (Gamma Coronavirus) clinical signs

A

acute respiratory disease, nephritis

51
Q

Feline Infectious Peritonitis Virus clinical signs

A

FIP - sporadic, fatal
dry form - fever, wasting, renal dx, icterus, neuro signs, granulomas, vasculitis
wet form - ascites, pleural effusion, fever, anemia, weight loss

Virology (16 decks)

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