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Avians, Exotics,& Lab Med > Backyard Poultry Diseases > Flashcards

Backyard Poultry Diseases Flashcards

1
Q

Stargazing disease deficiencies

A

Thiamine/ Vitamin B1 deficiency

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2
Q

Stargazing disease causes

A
  • ascending paralysis
  • myelin degeneration
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3
Q

Curled toe paralysis deficiencies

A

Riboflavin/ vitamin B2

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4
Q

Curled toe paralysis causes

A
  • demyelinating peripheral paralysis
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5
Q

Bacterial diseases (list them; 5)

A
  • e. Coli
  • pasteurellosis
  • mycoplasmosis
  • bordetellosis
  • staphylococcosis
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6
Q

Clinical signs of E.coli

A
  • coelomic distension
  • air sacculitis
  • salpingitis
  • ceased egg laying
  • respiratory signs
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7
Q

E. Coli in chicks

A
  • spread via fecal contamination of egg
  • signs: lethargy, edema, omphalitis, surviving chickens=stunted, dead chicks have retained brown/yellow yolk sac
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8
Q

Dx E. Coli

A
  • bacterial culture
  • carcass culture (death <24hrs)
  • false negatives if birds have been medicated
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9
Q

Characteristics of pasteurellosis

A
  • gram negative
  • high mortality
  • low virulence strain: swollen joints & wattles, infraorbital sinusitis, torticollis
  • carriers can be asymptomatic
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10
Q

Signs of pasteurellosis

A
  • necrotic lesions on lungs?
  • swollen wattles
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11
Q

Mycoplasmosis signs

A
  • cyanotic wattles and comb
  • heart murmur
  • increased RR effort
  • nasal discharge
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12
Q

M. Synoviae signs

A
  • swollen joints
  • swollen footpads
  • lameness
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13
Q

Dx for mycoplasmosis

A
  • state diagnostic lab b/c require special media
  • serologic testing at state lab
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14
Q

Signs of bordetellosis in turkeys

A
  • sneezing
  • tracheal rales
  • labored breathing
  • foaming exudate in eye
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15
Q

Bordetellosis Dx

A

Tracheal swab culture & serology

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16
Q

Risk factors for pododermatitis (staph infection)

A
  • poultry on wet litter
  • ammonia build up from manure
  • wire cages & rough surfaces
  • malnutrition
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17
Q

Etiologic agent that causes aspergillosis

A
  • aspergillosis fumigatus
18
Q

Etiologic agent that causes candidiasis

A

Candida albicans

19
Q

List 4 viral diseases in psittacines

A
  • marek’s disease/lymphoid leukosis
  • infectious bronchitis
  • infectious laryngotracheitis
  • pox virus
20
Q

Marek’s virus is a _____ virus

A

Herpesvirus

21
Q

Marek’s affects birds at what age?

A

Usually <14 weeks

Sometimes older

22
Q

Can vx for marek’s at how old?

A

1 day

Vx not always protective

23
Q

Signs of marek’s disease

A
  • stilted, uncoordinated gait
  • range paralysis ( take ischiatic n. At necropsy, sciatic n. Involved)
24
Q

Signs of ocular marek’s

A

Blue-grey iris color

25
Q

Skin form of marek’s

A

White distince nodules of feather follicles

26
Q

Signs of visceral marek’s

A
  • liver, spleen, heart, kidney, and intestinal enlargement
  • indistinguishable from lymphoid leukosis
27
Q

Lymphoid leukosis

A
  • similar to marek’s
  • <14 wks
  • no Tx
  • caused by a retrovirus
28
Q

Infectious Bronchitis virus signs

A
  • egg shell quality issues
  • resp. signs
29
Q

Dx for IBV

A

Serology

30
Q

Prevention of IBV

A

-Vx

  • serotype depends on locality
31
Q

IBV Tx

A

Prevent secondary bacterial infections

32
Q

Infectious laryngotracheitis is a ____ virus

A

Herpesvirus

33
Q

Signs of infectious laryngitis

A
  • coughing
  • gasping
  • open mouth breathing
  • BLOODY MUCOID EXPECTORANT
34
Q

Dx Infectious laryngotracheitis

A
  • serologic testing
35
Q

Tx infetious laryngotracheitis

A

Supportive care, abx for secondary infection

36
Q

Prevention of infetious laryngeotracheitis

A
  • vx
  • only recommended if disease present in geographical area
37
Q

Poxvirus (cutaneous form)

A
  • unfeathered areas on face and feet
  • scabby/crusty lesion
38
Q

wet form of poxvirus

A

Plaques in oral cavity

39
Q

Dx poxvirus

A

Biopsy of skin w/ crusty parts of lesion

40
Q

Tx of poxvirus

A
  • prevent secondary infection
  • remove oral plaques if severe

Avians, Exotics,& Lab Med (8 decks)

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