Student presentations Flashcards

1
Q

What family of virus is African Swine Fever?

A

Asfarviridae

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2
Q

What is the biological vector of African Swine fever?

A

Ornithodoros moubata

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3
Q

What are the clinical signs of African Swine Fever?

A

Fever
Disseminated hemorrhaging
high mortality

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4
Q

How is African Swine Fever diagnosed?

A

PCR is the gold standard

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5
Q

What is the treatment for African swine fever?

A

There is no specific treatment available

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6
Q

Is there a vaccine for African Swine Fever

A

No currently effective

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7
Q

What is the prognosis of acute African Swine Fever?

A

100%

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8
Q

What does the chronic form of ASF produce?

A

Necrotic skin lesions

Respiratory disease

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9
Q

Is ASF zoonotic?

A

NO

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10
Q

What does disease control of ASF involve?

A

Early detection
Laboratory diagnosis
Strict sanitary measures

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11
Q

What does FAD stand for?

A

Foreign Animal Disease

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12
Q

What does PRRS stand for?

A

Porcine Reproductive and Respiratory Syndrome

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13
Q

PRRS is a viral disease characterized by what?

A

Reproductive impairment or failure in breeding

Respiratory disease

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14
Q

What is the most economically significant disease to affect the US swine production?

A

PRRS

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15
Q

What family is the PRRS virus in?

A

Arterivirus

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16
Q

What is highly infectious but not highly contagious?

A

PRRS

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17
Q

Replication of PRRS is primarily seen in what?

A

Lymphoid tissues

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18
Q

Can PRRS cross the placenta?

A

Yes

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19
Q

What are the clinical signs of PRRS

A
Asymptomatic 
Anorexia
Fever
Lethargy
Depression
Respiratory distress
Vomiting
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20
Q

What are the respiratory signs of PRRS?

A

Pneumonia
Sneezing
Expiratory dyspnea

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21
Q

How is PRRS diagnosed?

A

Clinical signs and history

ELISA is most common

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22
Q

Is there treatment for PRRS?

A

No specific treatment

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23
Q

Is there a vaccine for PRRS?

A

Yes a modified live vaccine

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24
Q

What is s DNA herpes virus that can cause convulsions and intense itching?

A

Pseudorabies

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25
Q

Pseuodorabies is know as what in other species?

A

Mad itch

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26
Q

Who is the only natural host of pseuodorabies?

A

Swine

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27
Q

Pseudorabies can infect most mammals, these are the dead-end host, what happens to them once infected?

A

Dead in 2-3 days

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28
Q

How is pseudorabies diagnosed?

A

Suspected based on reproductive failure in sows

Serology, virus, isolation and PCR

29
Q

Is there treatment for pseudorabies?

A

No

30
Q

Is there a vaccine for pseudorabies?

A

Yes, a very effective vaccine.
IM modified live
Intranasal piglets 1-7 days old
Produces positive blood sample

31
Q

What is the prognosis of pseudorabies?

A

Very poor

Almost always fatal

32
Q

What diseases are of concern in the wild of hawaii

A

Pseudorabies
Leptosporosis
Brucellosis

33
Q

What is a contagious and fatal disease that affects the respiratory, nervous and digestive systems of birds and poultry?

A

Virulent Newcastle Disease

34
Q

What are the clinical signs of virulent newcastle disease?

A
Sudden death
Irregular/difficult breathing
Greenish watery diarrhea
Weakness
Torticollis
35
Q

What is torticollis?

A

Turning of the head

36
Q

Newcastle virus is often misdiagnosed as what?

A

Avian influenza

Laryngotracheitis

37
Q

Is there a treatment for Newcastle virus

A

No
Antibiotics can be prescribed to prevent secondary infection
Separation

38
Q

What is the prognosis of NewCastle disease?

A

Mortality rate up to 100%

39
Q

What is the mortality rate in vaccinated chickens?

A

30-60%

40
Q

Is there a vaccination for Newcastle Disease?

A

Yes
Intranasal or Intraocular
Via drinking water

41
Q

Does the vaccine protect against infection?

A

No

42
Q

Is Newcastle disease zoonotic?

A

Yes

43
Q

What are the symptoms of Newcastle disease in people

A

Eye inflammation

Mild fever-like symptoms

44
Q

Is Newcastle disease caused by eating poultry in people?

A

No

Handling infected birds transmits the disease

45
Q

The ELISA test detects NDV in what?

A

Chicken embryos and tissues

46
Q

What is also known as avian pox or bird pox?

A

Fowl pox

47
Q

How is fowl pox transmitted?

A

Contact with skin lesions
Aerosol from scab shed
Mosquitos, biting insects

48
Q

What are the two different forms of fowl pox?

A
Wet pox (Diphtheritic)
Dry pox
49
Q

Dry pox causes lesions where?

A
Any non-feathered areas
Comb
Wattle
Legs 
Eye region
50
Q

The wet pox causes what?

A

Slightly elevated white opaque nodules on mucous membranes

51
Q

What are the clincial signs of fowl pox?

A
Scab like lesions on unfeathered areas
Nasal discharge
Closure of one or both eyes
Weight loss
Low water consumption
Respiratory difficulty
Lesions on internal organs
52
Q

What are the main species affected by fowl pox?

A

Chickens and turkeys

53
Q

How is fowl pox diagnosed?

A
Clinical signs
Histopathology of lesions
Virus isolation
ELISA
Fluorescent antibody tests
54
Q

Is there a vaccination for fowl pox?

A

Yes

Recombinant and live modified

55
Q

Is there treatment for fowl pox?

A

No

Broad spectrum antibiotic to reduce secondary bacterial infection

56
Q

What is the mortality rate of wet and dry pox?

A

Wet pox is 50%

Dry pox is 1-5%

57
Q

Is fowl pox zoonotic?

A

No

58
Q

What is Avian influenza caused by?

A

Orthomyxoviridae virius

Type A influenza virus

59
Q

What species are affected by avian influenza?

A

Wild aquatic birds (naturally)
Turkeys & chickens
Horses, whales, pigs, humans
Ducks

60
Q

How is avian influenza transmitted?

A

Fecal oral transmission

61
Q

What is the mortality rate of avian influenza?

A

100% within a few days

62
Q

What are the clinical signs of avian influenza?

A
Sudden death
Cessation of egg laying
Respiratory signs
Increased lacrimation
Edema of the head and face
Cyanosis
Diarrhea
Ataxia
Tremoring
Rales
63
Q

What species are considered reservoirs of avian influenza?

A

Dabbling ducks

Wild aquatic birds

64
Q

How do you diagnose avian influenza?

A

Clinical signs
Virus isolation
Serology (AGID or ELISA)
Necropsy

65
Q

How is Avian influenza treated?

A

Supportive care and vaccination

66
Q

Which version of Avian influenza causes no symptoms or mild disease?

A

Low Pathogenic Avian Influenza

67
Q

What version of Avian influenza causes severe disease and high mortality in infected poultry, up to 90% to 100% mortality?

A

Highly pathogenic avian influenza

68
Q

Can low pathogenic turn into highly pathogenic?

A

Yes

69
Q

Is avian influenza zoonotic?

A

Yes