CAL: Meat Inspection

Question 1

What actions should be taken if a calf with septic arthritis is brought to abbatoir?

Answer 1

• condemn at antemortem
• slaughter in lairage
• condemn carcase as SRM cat 1
• naval-ill common cuase in claves

Question 2

How can you ID bovine lungs?

Answer 2

• marked lobation
• distinctive separation of cranial, medial and caudal lobes
• trachea characteristic high ridge in the ends of the cartilage (not present swine/horses)

Question 3

How would you assess bovine lungs?

Answer 3

• visual inspection
• palpation l ungs and LNs
• incision trachea to main bronchi, medial lobes and associated LNs

Question 4

path signs of pneumonia

Answer 4

• consolidation cranial/medial lobes with associated congestion
• small nodular lesions (2* bacterial infection)
• emphysema poss

Question 5

How can parasitic cytsts be diff from abscesses etc.?

Answer 5

Thin walles, clear fluid and hydatic sand

- may have multiple scolexes (echinococcus granulosus)

Question 6

hosts of echinococcus grnaulosis

Answer 6

• final hosts foxes and dogs

- intermediate any mammal (humans, etc.)

Question 7

Are hydatic cysts zoonotic?

Answer 7

YES but via the DOG

• offals should be rejected cat 2
• inform the farmer too, will need to worm the dogs and prevent feeding on infected ofal/carcasses

Question 8

category of traumatic pericarditis

Answer 8

• total condemnation if assoc with septicaemia /pyaemia

- category 2 (high risk)

Question 9

potential implications of vegetative endocarditis

Answer 9

• embolic pneumonia - check for potential pyaemia, septicaemia

Question 10

Category endocarditis

Answer 10

• local condemnation of heart cat 2

- total condemnation is embolic pneumonia or pyaemia generalised conditions present - cat 2

Question 11

do animals often have clinical signs of amyloisosis of the kidneys?

Answer 11

No

Question 12

give egs. of cat 3

Answer 12

• fatty liver

- amyloidosis kidney

Question 13

most likely cause of small cysts like lesions on a sheep heart. Category? Zoonotic? final host?

Answer 13

• parasitic cyts
• cystercercus ovis (teania ovis)
• not zoonotic
• final host dogs
  > cat 2 local condemnation of heart or
  > cat 2 total condemnation if generalised carcasse affected

Question 14

Is there a zoonotic risk with dictycaulus?

Answer 14

No direct lifecycle within the host

Question 15

Category of lung worm

Answer 15

• local condemnation

- cat 3 low risk as doesn’t infect anything else

Question 16

Thickening of pericardium, deposition of fibrin tags and areas of congestion in a cow.

Answer 16

• often localised lesion 2* to pleurisy/pnaemonia
• check carcass for lesions d/t generalised condition bacteraemia/pyaemia
• Cat 3 not risky for human or animal health

Question 17

Where should lesions be checked for with tail biting wounds?

Answer 17

Along spinal cord/vertebral column

Question 18

What category would the presence of a spinal cord make a carcasse?

Answer 18

Cat 1