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VETERINARY PUBLIC HEALTH > MEAT INSPECTION > Flashcards

MEAT INSPECTION Flashcards

1
Q
A

Acute pericarditis

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2
Q
A

Chronic pericarditis

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3
Q
A

Gangrenous pericarditis (complication of traumatic reticuloperitonitis)

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4
Q
A

Vegetative valvular endocarditis

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5
Q
A

Multiple liver abscesses

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6
Q
A

Single liver abscess

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7
Q
A

Fasciolosis (mild)

  • rounded liver due to enlarged dorsal lobes and atrophied ventral/caudal lobes
  • prominent bile ducts
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8
Q
A

Fasciolosis (moderate)

  • rounded liver (enlarged dorsal lobes and atrophied caudal/ventral lobes)
  • prominent thickened calcified bile duct
  • scarring
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9
Q

Which parasite causes fasciolosis?

A

Fasciola hepatica

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10
Q
A

Fasciolosis (severe)

  • rounded enlarged liver
  • prominent distorted bile duct
  • severe scarring
  • fluke in bile duct if not adequate immune response
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11
Q

What is the difference between cirrhosis and hepatic fibrosis?

A

CIRRHOSIS: small, multinodular liver. Fibrosis with regeneration. Rare.

HEPATIC FIBROSIS: uniformly firm. No change in outline. Diffuse fibrosis with NO regeneration. eg. ragwort poisoning

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12
Q
A

Hydatidosis

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13
Q

What is the cause of hydatidosis?

A

Intermediate stage of Echinococcus granulosa (dog tapeworm)

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14
Q
A

Cysticercus tenuicollis

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15
Q
A

Cysticercus tenuicollis (parasitic nodules)

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16
Q
A

Hepatic lipidosis

  • friable
  • yellow/orange
  • swollen
  • smell of ketones?
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17
Q
A

Telangiectasis

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18
Q
A

Nutmeg liver

-from right sided heart failure-> chronic liver congestion, centrilobular necrosis and fibrosis

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19
Q
A

Tension lipidosis

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20
Q
A

Johnes disease

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21
Q

What causes Johne’s disease?

A

Mycobacterium avium subspecies paratuberculosis

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22
Q
A

Generalised peritonitis

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23
Q
A

Interstitial nephritis

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24
Q
A

Interstitial nephritis (white spot- acute)

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25
Q
A

Pyelonephritis

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26
Q

What causes pyelonephritis?

A

Corynebacterium renale

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27
Q
A

Pyelonephritis

-raised red foci (acute) or depressed white patches (chronic), extending into renal pelvis

28
Q
A

Amyloidosis

  • massively swollen kidney, yellow/orange
  • carcass may be oedematous due to protein loss
29
Q
A

Lipofuscinosis

30
Q
A

Renal infarct (acute = red, chronic = white)

31
Q
A

Renal cyst

32
Q
A

Malignant catarrhal fever (MCF)

-fiery red ulceration and necrosis

33
Q
A

Cysticercus bovis in heart muscle.

-small (10mm) grey caseous cysts

34
Q

Which parasite is Cysticercus bovis a part of?

A

Intermediate stage of human tapeworm: Taenia saginata

35
Q

Where is C. bovis commonly found?

A

Heart muscle, masseter m., diaphragm

36
Q

Which forms of cysticerosis are zoonotic?

A

Cysticercus cellulosae (intermediate stage of pig tapeworm Taenia solium)

37
Q

Which parasite is Cysticercus cellolosae associated with?

A

Intermediate stage of pig tapeworm Taenia solium

38
Q

Which parasite is Cysticercus ovis a part of?

A

Larval form of dog tapeworm Taenia ovis.

39
Q

Which parasite is Cysticercus tenuicollis part of?

A

Larval form of dog tapeworm Taenia hydatigena

40
Q
A

Cysticercus bovis in heart muscle

41
Q
A

Osteomyelitis (focal infections of opportunistic pathogens after fracture/broken teeth)

42
Q
A

Granulomatous lesions of actinobacillosis

43
Q
A

Actinobacillosis

44
Q
A

Actinomycosis

45
Q
A

Oral ulceration (usually traumatic cause eg. sharp molars)

46
Q
A

Acute bronchopneumonia

47
Q
A

Chronic suppurative pneumonia

48
Q
A

Gangrenous pneumonia

49
Q
A

Embolic pneumonia (multiple small abscesses RANDOMLY distributed)

50
Q
A

Septic embolic pneumonia

51
Q
A

Lungworm pneumonia with Dictyocaulus vivoparus (dark red depressed consolidation in caudal tips of lungs)

52
Q
A

Lungworm pneumonia (Muellaris capillaris- dark red consolidation all over lung surface)

53
Q

Which species of lungworm cause pneumonia and which is most common?

A

Dictyocaulus vivoparus

Muellerius capillaris (V COMMON)

54
Q
A

Terminal emphysema

55
Q
A

Interstitial pneumonia (pale and rubbery, increased weight)

56
Q
A

Pleuritis (fibrin tags along caudal edge of lungs)

57
Q
A

Abberant fluke lesions

  • firm lesions
  • dead brown/red calcified parasite trapped in fibrous tissue
58
Q
A

Enzootic pneumonia in pigs

  • plum colopured lesions at apical and cardiac lobes
  • LN involvement
  • pleurisy and pericarditis
59
Q

What is the cause of Enzootic pneumonia?

A

Mycoplasma hyopneumoniae

60
Q
A

Ovine pulmonary adenocarcinoma

61
Q

Which 3 catergories of cow have additional TB inspection requirements?

A
  1. Slaughter cases- TB lesion found in routine PMI
  2. Inconclusive reactors
  3. Direct contact

(2+3 have TB55 notice)

62
Q

What is the cause of trichinellosis?

A

Ingestion of muscle (eg. undercooked/raw meat) containing Trichinella spiralis larvae.

63
Q

Which animals need to be tested for trichinellosis?

A
  1. Breeding domestic pigs
  2. Wild/farmed BOARS
  3. Solipeds
64
Q

Which animals don’t need to be tested for Trichinellosis?

A
  • Domestic pigs kept for fattening
  • Meat from domestic pigs that underfoes freezing treatment
65
Q

What freezing treatments is meat from domestic pigs subjected to, to avoid trichinellosis testing?

A

Meat <15cm

20 days at -15’C

10 days at -23’C

6 days at -29’C

Meat 15-50cm

30 days at -15’C

20 days at -25’C

12 days at -29’C

66
Q

What is the outcome for meat with only 1 viable Cysticercus lesion?

A

Local rejection with remaining meat boned out under OV supervision and subjected to cold treatment:

  • 7’C, min 3 weeks
  • 10’C, min 2 weeks

VETERINARY PUBLIC HEALTH (1 decks)

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