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EPI PQ > MT3- Corynebacteria > Flashcards

MT3- Corynebacteria Flashcards

1
Q

Phospholipase D is a virulence factor of C. pseudo tuberculosis

A

T

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2
Q

In Corynebacterium pseudotuberculosis oedema of the chest is common

A

T

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3
Q

Corynebacterium pseudotuberculosis can be transmitted between goats and horses

A

F

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4
Q

Pseudotuberculosis does not occur in Hungary.

A

F

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5
Q

In pseudotuberculosis, only submandibular lymph nodes of sheep are affected.

A

F

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6
Q

In pseudotuberculosis oedema of the limbs is common

A

T

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7
Q

Corynebacterium pseudotuberculosis causes caseous lymphadenitis

A

T

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8
Q

Corynebacterium pseudotuberculosis forms due to dipping of sheep

A

T

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9
Q

The agent of caseous lymphadenitis can cause generalised infection in sheep

A

T

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10
Q

Caseous lymphadenitis of sheep occurs in tropical countries but not in Europe

A

F

  • worldwide (except Australia and new-zeeland
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11
Q

Arthritis can be a clinical sign of caseous lymphadenitis of sheep

A

T

  • lambs mainly : arthritis , peri arthritis
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12
Q

Caseous lymphadenitis of sheep is caused by Corynebacterium pseudotuberculosis

A

T

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13
Q

Corynebacterium pseudotuberculosis produces phospholipase D toxin

A

T

  • it damage the erythrocytes + endothelial cells
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14
Q

The agent of Caseous lymphadenitis of sheep can be transmitted to horses and it will cause ulcerative lymphangitis

A

F

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15
Q

Caseous lymphadenitis does not occur in goats and cattle

A

F

  • occurse in farm animals
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16
Q

Caseous lymphadenitis of sheep is an acute disease

A

F

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17
Q

Clinical signs of caseous lymphadenitis of sheep can be seen only above 3-4 months

A

T

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18
Q

Clinical signs of caseous lymphadenitis can only be seen in sheep

A

F

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19
Q

Caseous Lymphadenitis of sheep is mainly seen in suckling lamb

A

F

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20
Q

Mycolic acid and lipoids in the cells wall of Corynebacterium pseudotuberculosis contribute
to the virulence of the bacterium

A

T

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21
Q

Lesions of caseous lymphadenitis of sheep can be seen only in the lymph nodes.

A

F

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22
Q

Caseous lymphadenitis can occur only in sheep

A

F

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23
Q

Caseous lymphadenitis is caused by nitrate positive strains of Corynebacterium pseudotuberculosis

A

F

nitrate - : sheep and goat (Caseous lymphadenitis)

nitrate +: horse ( Ulcerative lymphangitis) and cattle (..)

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24
Q

Vaccination can be used for the prevention of caseous lymphadenitis

A

T

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25
Q

Caseous lymphadenitis is caused by nitrate-negative Corynebacterium pseudotuberculosis
strains

A

T

nitrate - : sheep and goat (Caseous lymphadenitis)

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26
Q

Wound infection can predispose to caseous lymphadenitis

A

T

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27
Q

Caseous lymphadenitis can be generalized in sheep

A

T

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28
Q

Antibiotics cannot be used for the treatment of caseous lymphadenitis

A

F

Treatment: Antibiotics (penicillin, tetracyline, erythromycin)

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29
Q

Phospholipase D is an important virulence factor of the agent of caseous lymphadenitis

A

T

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30
Q

Abscesses in the lymph nodes are typical lesions of caseous lymphadenitis

A

T

Skin abscess - fistula - scar

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31
Q

Caseous lymphangitis is nitrate negative

A

T

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32
Q

Corynebacterium pseudotuberculosis causes caseous lymphadenitis in goats

A

T (goat and sheep)

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33
Q

Abortion can be a clinical sign of caseous lymphangitis

A

T

  • fever, anaemia
  • skin abscess- fistula- scar
  • arthritis in lambs
  • abortion
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34
Q

Caseous lymphadenitis of sheep occur only in the tropic

A

F

  • worldwide ( except Australia and new Zealand)
  • warmer climate mor frequent
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35
Q

Caseous lymphangitis is seen mostly in sheep

36
Q

Caseous lymphangitis does not occur in Hungary

A

F

  • worldwide ( except Australia and new Zealand)
37
Q

Cross section of the lymph node with caseous lymphangitis shows an onion-like pattern

A

T

Sheep: laminated onion ring
goat: no texture

38
Q

Caseous lymphangitis can cause abortion in waves

A

F

  • can cause abortion , but not I waves
39
Q

Vaccination can be used in prevention against caseous lymphangitis

A

T

vaccination: after 6weeks of age 2 times
- inactivated
- toxoid
- attenuated

40
Q

Abscess formation in the lymph nodes is typical in the case of caseous lymphadenitis in goats

41
Q

Caseous lymphadenitis is caused by Corynebacterium equi

A

F

C. Pseudotuberculosis

42
Q

Sheep with caseous lymphadenitis can infect horses

43
Q

The agent of caseous lymphadenitis causes bacteraemia

44
Q

Ulcerative lymphangitis of horses can be a result of a navel infection

A

T

infection:
- wound
- navel
- arthropods
- per os
- aerosols
- contaminated harness etc..

45
Q

The agent of ulcerative lymphangitis frequently enters the hosts through wounds.

46
Q

Ulcerative lymphangitis of horses is caused by Corynebacterium equi

A

F

C. Pseudotuberculosis

47
Q

Ulcerative lymphangitis of horses is caused by nitrate negative strains of Corynebacterium pseudotuberculosis

A

F

C. Pseudotuberculosis (nitrate-positive)

48
Q

Ulcerative lymphangitis of horses can be a consequence of umbilical infection

49
Q

Abscess formation can be seen in the case of ulcerative lymphangitis of horses

A

T

skin abscess- medial abdomen + thorax

50
Q

Ulcerative lymphangitis of horses is typically an acute disease

A

F

-CHRONIC

51
Q

Ulcerative lymphangitis is caused by Corynebacterium pseudotuberculosis

A

T ( nitrate +)

52
Q

Ulcerative lymphangitis of horses is caused by Corynebacterium equi

A

F

C. Pseudotuberculosis (nitrate-positive)

53
Q

Clinical signs of ulcerative lymphangitis can be mainly seen in suckling horses

A

F

  • all age group
54
Q

Purulent inflammation of the lymphatic vessels is typical in the case of ulcerative lymphangitis

55
Q

The agent of ulcerative lymphangitis can be detected by microscopic examination

56
Q

Equine ulcerative lymphadenitis is an acute disease with high fever

A

F

it is CHRONIC , fever is a clinical sign

57
Q

Equine ulcerative lymphadenitis occurs only in tropical countries.

A

F

  • more frequent in warmer climate
  • Rare in Europe
58
Q

Ulcerative lymphangitis is caused by nitrate negative C. pseudotuberculosis

A

F ( nitrate + !!)

59
Q

Ulcerative lymphangitis does not occur in Hungary

60
Q

Symptoms of ulcerative lymphangitis in horses are seen in pectoral region, legs and ventral abdomen.

61
Q

Ulcerative lymphangitis may evolve during navel infection

62
Q

Animals with clinical signs of ulcerative lymphangitis have good prognosis

63
Q

Best way of prevention for ulcerative lymphangitis is toxoid vaccine

A

F

  • Hygiene, clean environment
  • prevention of wounds
  • arthropod control
64
Q

Clinical signs of equine ulcerative lymphangitis can be seen in the lymphatic vessels

65
Q

Equine ulcerative lymphangitis is a chronic disease of horses

A

T

characterized by recurrent episodes of inflammation, abscess formation, and ulceration along the lymphatic vessels, often leading to persistent or intermittent clinical signs over time

66
Q

Equine ulcerative lymphangitis is not zoonotic

67
Q

Corynebacterium renale causes septicaemia in cattle

68
Q

Corynebacterium renale can cause bovine pyelonephritis.

A

T

  • C. Renale
  • C. Pilosum
  • C. Cystitidi
69
Q

Bovine pyelonephritis occurs in adult animals

70
Q

Bovine pyelonephritis can be mainly seen in young calves

71
Q

Penicillin can be used for the treatment of Bovine pyelonephritis

A

T ( and other antibiotics)

72
Q

Bovine purulent nephritis is mainly seen in suckling calves

73
Q

Haematuria can happen in the case of bovine purulent nephritis

A

T

  • hematuria, fever
  • painful urination
  • decreased milk production
74
Q

Corynebacterium bovis is the causative agent of bovine pyelonephritis.

A

F

  • C. Renale
  • C. Pilosum
  • C. Cystitidi
75
Q

Clinical signs of bovine pyelonephritis generally appear after calving

76
Q

Frequent, painful urination is common clinical sign of bovine pyelonephritis.

A

T

  • hematuria, fever
  • painful urination
  • decreased milk production
77
Q

Bovine pyelonephritis can mainly be seen in young calves under half a year of age.

78
Q

Bovine pyelonephritis is seen as a result of an ascending infection

A

T

  • Slow,
  • Ascending infection
  • Pyelonephritis, urethritis, cystitis
79
Q

Pyelonephritis is caused by C. renale, C. pilosum, C. cystiditis

80
Q

Pyelonephritis mostly occurs in horses.

81
Q

Pyelonephritis occurs mostly some weeks after parturition.

82
Q

Pyelonephritis can cause positive pain probes of skin area above spine.

83
Q

Corynebacterium renale is the causative agent of bovine purulent nephritis

84
Q

Penicillin is used for the treatment of bovine purulent nephritis.

85
Q

Haematuria can occur in bovine purulent nephritis

86
Q

Bovine purulent nephritis is mainly seen in suckling calves

EPI PQ (81 decks)

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