Ante-mortem inspection Flashcards

1
Q

You have a very lame animal at ante-mortem. What do you do from the following options?

  1. Contact the farmer and trading standards
  2. Kill the animal and refer for investigation
  3. Kill the animal, collect evidence, and report to trading standards and APHA
  4. Inform the FBO, report to the farmer and APHA
A
  1. Contact the farmer and trading standards
  2. Kill the animal and refer for investigation
  3. Kill the animal, collect evidence, and report to trading standards and APHA
  4. Inform the FBO, report to the farmer and APHA
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2
Q

True/false: emaciated animals are unfit for human consumption.

A

True

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3
Q

True/false: ante-mortem inspection always a clinical examination.

A

False

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4
Q

A TB-like lesion is found only in the mediastinum lymph node on a cow. What do you do from the following options?

  1. Inform APHA and reject carcass
  2. Inform APHA and reject affected affected area
  3. Inform trading standards, APHA, farmer, FBO and reject carcass
  4. Inform APHA, farmer, FBO and freeze carcass
A
  1. Inform APHA and reject carcass
  2. Inform APHA and reject affected affected area
  3. Inform trading standards, APHA, farmer, FBO and reject carcass
  4. Inform APHA, farmer, FBO and freeze carcass
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5
Q

True/false: a pig with a tail bite must be visually inspected only.

A

False

If the pig has tail bites, respiratory conditions or others like erysipelas you need to tell your MHIs to do an inspection with FIPs that include incision of some lymph nodes and palpation of lungs/livers

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6
Q

Who performs the ante-mortem inspection?

A
  • The OV
  • They can be assisted by MHIs
  • The FBO’s Animal Welfare Officer may help ensure all animals are presented to the OV and assist with confirming ID and health status for them all
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7
Q

Can animals be moved from the slaughterhouse?

A
  • APHA may approve the movement of cattle and sheep from the slaughterhouse in exceptional circumstances e.g. the plant breaks down
  • Pigs cannot be moved from the slaughterhouse back to the farm - this is a FMD-era rule
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8
Q

Whose responsibility is it to ensure cleaning and disinfection of livestock vehicles?

Who verifies compliance?

Who do you report breaches to?

A
  • Farmer and FBO’s responsibility
  • FSA (i.e. the OV and MHIs) verify compliance
  • Breaches should be reported to the Local Authority
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9
Q

What can you do if an animal arrives for slaughter in a very dirty condition?

A
  • Can refuse to slaughter except for welfare grounds
  • Can place in a straw lairage/leave overnight to clean up if facilities allow
  • Can process the animals last in a given batch (as long as welfare permits) - if it is possible to slaughter hygienically, then do this where possible to avoid wasting a life
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10
Q

What are some notifiable disease in cattle?

A
  • Anthrax
  • Bovine spongiform encephalopathy (BSE)
  • Bluetongue
  • Brucellosis (Brucella abortus)
  • Enzootic Bovine Leukosis
  • Food and mouth disease
  • Lumpy skin disease
  • Rabies
  • Rift Valley fever
  • Rinderpest
  • TB
  • Vesicular stomatitis
  • Warble fly
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11
Q

What are some notifiable disease in sheep?

A
  • Anthrax
  • Aujeszky’s disease
  • Brucellosis (Brucella mellitensis)
  • Contagious agalactia
  • Contagious epididymitis (Brucella ovis)
  • Foot and mouth disease
  • Pest des Petits Ruminants
  • Classical rabies
  • Rift Valley fever
  • Scrapie
  • Sheep pox
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12
Q

What are some notifiable diseases in pigs?

A
  • African Swine Fever
  • Anthrax
  • Aujeszky’s disease
  • Classical Swine Fever
  • Foot and mouth disease
  • Porcine epidemic diarrhoea
  • Swine Vesicular Disease
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13
Q

Which species are affected by SVD?

A
  • SVD: Swine vesicular disease
  • Pigs only
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14
Q

Which species are affected by foot and mouth disease?

A

All cloven-hoofed animals

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15
Q

True/false: Swine Vesicular Disease is notifiable

A

True

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16
Q

Clinical signs of SVD/FMD:

A
  • Pyrexia
  • Lameness
  • Myocarditis
  • Vesicles and erosions in mouth, on foot, teats and nose
17
Q

Clinical signs of anthrax:

A
  • Sudden death
    • Lack of rigor mortis
  • High fever
  • Muscle tremors
  • Unclotted blood from body openings
18
Q

You find a dead cow in the lairage. It has no obvious injuries apart from blood in its nostrils. The body shows no rigor mortis. What should you do?

A
  • Cattle sudden death = consider anthrax
  • Do not open the body or perform a post-mortem
  • Report it to APHA and follow their advice
  • Identify in-contact animals and isolate (especially if they show signs of infection)
19
Q

A ewe arrives for slaughter with an udder showing clear signs of mastitis. Do you proceed with slaughter and permit the carcass for human consumption?

A
  • Can proceed with slaughter
  • If only udder affected, then reject this but use the rest of the carcass
  • If the animal seems septicaemic, reject the entire carcass
20
Q

Clinical signs of ASF and CSF

A
  • African Swine Fever and Classical Swine Fever
  • Notifiable‼️
  • Clinical signs
    • High mortality
    • High fever
    • Loss of appetite
    • Haemorrhages in the skin and internal organs (see image)
21
Q
A

African Swine Fever / Classical Swine Fever

22
Q

Clinical signs of BSE

A
  • Notifiable‼️
  • Changes in gait especially hind limb ataxia
  • Changes in behaviour
  • Hyperreactivity to stimuli
23
Q

Clinical signs of scrapie

A
  • Notifiable‼️
  • Progressive weight loss without loss of appetite
  • Ataxia
  • Fine head tremors
  • Cutaneous hypersensitivity and pruritus
24
Q

Possible causes of neurological signs at AM inspection that are not Scrapie, BSE etc.

A
  • Listeria monocytogenes
  • Coenurus cerebralis
  • Vestibular disease
  • Louping ill
25
Q

What should you do if you see an animal at antemortem with a slight head tilt/ataxia? You don’t believe from clinical signs that BSE/Scrapie or anything else notifiable is implicated.

A
  • Can slaughter the animal but inspect carefully at post-mortem
26
Q

Clinical signs of Bluetongue

A

Notifiable‼️

  • Eye and nasal discharge
  • Drooling as a result of mouth ulceration
  • Fever
  • Swelling of mouth, head and neck
  • Lameness
  • Haemorrhages into or under the skin
  • Inflammation in the coronary band
  • A blue tongue is rarely seen

Mortality may reach 70%.

27
Q

Clinical signs of Brucellosis

A

Notifiable‼️

Zoonotic

  • Abortion
  • Orchitis
  • Epididymitis
28
Q

Causative agent of Brucellosis in sheep, goats, cattle and pigs

A
  • B. melitensis, B. abortus - cattle, sheep, goats
  • B. ovis - sheep
  • B. suis - pigs - not notifiable
29
Q

Causative agent of sheep scab

A

Psoroptes ovis

30
Q

True/false: sheep scab is notifiable.

A

True - in Scotland

False - in England, Wales, and NI it is no longer notifiable

31
Q

What should you do if a sheep with Contagious Pustular Dermatitis arrives for slaughter?

A
  • Contagious pustular dermatitis (CPD) = orf
  • Sheep can be slaughtered
  • Inform the slaughter men so that they can protect themselves with PPE/handwashing
32
Q
A

Contagious pustular dermatitis (orf)

33
Q

What should you do if a pig arrives for slaughter in the following condition?

A
  • The pig has Erysipelas
  • Mark the pig so the MHIs know to inspect it more thoroughly
  • Need to undertake FIPs such as cutting into the heart
  • If endocarditis (cauliflower heart) is found, need to discard the entire carcass
  • If no endocarditis/systemic disease then just reject skin
  • Potential for welfare improvement on farm (bacterial cause//stocking)
34
Q

What conditions/clinical signs might you see at ante-mortem inspection of pigs that would warrant FIPs at post-mortem?

A
  • Mastitis associated with general signs
  • Moribund/recumbent
  • Orchitis (consider Brucella and zoonotic potential)
  • Suspect emaciation
  • Suspect fever
  • Slaughtered in lairage
  • Gathering of evidence for enforcement (e.g. welfare breach suspected)
  • Any other conditions - OV’s personal judgement
35
Q

What must happen at post-mortem if you notice a pig with tail bites at ante-mortem?

A
  • This pig’s carcass must undergo FIPs
  • There is a chance of abscesses in the spine so the carcass must be split
36
Q

When must water be available in the lairage?

A

At all times

37
Q

The OV’s role regarding animal welfare at the abattoir is to:

a) implement the relevant regulations to ensure animal welfare in the lairage
b) ensure compliance and enforce the law when necessary
c) advise the FBO on the best layout of the lairage
d) all of the above

A

a) implement the relevant regulations to ensure animal welfare in the lairage

b) ensure compliance and enforce the law when necessary

c) advise the FBO on the best layout of the lairage
d) all of the above

38
Q
A

Bottle jaw in a ewe chronically infected with Fasciola hepatica