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Public Health > Post-mortem Inspection > Flashcards

Post-mortem Inspection Flashcards

1
Q

What is the verdict with generalised conditions? Name some generalised conditions.

A

Rejected, unfit for human consumption

Septicaemia
Pyaemia
Emaciation
Jaundice 
Toxaemia
Viraemia
Malignant tumours
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2
Q

What do you see as a result of inflammatory processes in chickens?

A

Fibrin deposits

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3
Q

What are the two most common abnormalities seen on post mortem inspection in chickens?

A

Septicaemia / toxaemia

Mechanical damage

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4
Q

How can you differentiate haemorrhage as a recent occurance or something that happened on farm / during transport?

A

Acute - no colour changes or clottingk
Chronic - blood has gone purple

Mechanical damage should not have any haemorrhage if it has occurred post mortem

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5
Q

How can you tell whether a chicken was dead on arrival at the PME point?

A

Rigor mortis

Pooled blood

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6
Q

What does a redneck chicken indicate?

A

The chicken did not die by exsanguination

It died in the scald tank or plucker

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7
Q

What is a common cause of ascites in the organs of chickens?

A

Cardiac disease

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8
Q

What should the OV / MHI do if there are lots of cases of pododermatits in a flock?

A

Sample 100 chickens and score feet on a scale of 0-2

If there are lots of severe lesions, the OV should report the farm to trading standards

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9
Q

How do you assess emaciation in chickens?

A

Decreased size of the pectoral muscles. Keel is very prominent.
Notify trading standards as this is an on farm welfare issue

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10
Q

What is a common presentation of cellulitis in chickens and what is the common causative agent?

A

E.coli

Cellulitis within the subcutaneous tissue or pectorals
Systemic e.coli will also cause hepatomegaly and a fibrinous effusion in the coelomic cavity, necrotising pericarditis, typhilits, synovitis and omphalitis

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11
Q

What lesions does septicaemic salmonellosis show on PM?

A

Hydropericardium

Granulomatous lesions in the liver, heart and spleen

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12
Q

Where are tuberculosis lesions commonly found in birds?

A

Lungs and liver

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13
Q

What lesions does eimeria tenella cause in chickens?

A

Haemorrhagic and necrotic typhilits / enteritis

Lesions in the caecum and small intestine

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14
Q

What do you see as a result of inflammatory processes in chickens?

A

Fibrin deposits

How well did you know this?
1
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2
3
4
5
Perfectly
15
Q

What are the two most common abnormalities seen on post mortem inspection in chickens?

A

Septicaemia / toxaemia

Mechanical damage

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
16
Q

How can you differentiate haemorrhage as a recent occurance or something that happened on farm / during transport?

A

Acute - no colour changes or clottingk
Chronic - blood has gone purple

Mechanical damage should not have any haemorrhage if it has occurred post mortem

17
Q

How can you tell whether a chicken was dead on arrival at the PME point?

A

Rigor mortis

Pooled blood

18
Q

What does a redneck chicken indicate?

A

The chicken did not die by exsanguination

It died in the scald tank or plucker

19
Q

What is a common cause of ascites in the organs of chickens?

A

Cardiac disease

20
Q

What should the OV / MHI do if there are lots of cases of pododermatits in a flock?

A

Sample 100 chickens and score feet on a scale of 0-2

If there are lots of severe lesions, the OV should report the farm to trading standards

21
Q

How do you assess emaciation in chickens?

A

Decreased size of the pectoral muscles. Keel is very prominent.
Notify trading standards as this is an on farm welfare issue

22
Q

What is a common presentation of cellulitis in chickens and what is the common causative agent?

A

E.coli

Cellulitis within the subcutaneous tissue or pectorals
Systemic e.coli will also cause hepatomegaly and a fibrinous effusion in the coelomic cavity, necrotising pericarditis, typhilits, synovitis and omphalitis

23
Q

What lesions does septicaemic salmonellosis show on PM?

A

Hydropericardium

Granulomatous lesions in the liver, heart and spleen

24
Q

Where are tuberculosis lesions commonly found in birds?

A

Lungs and liver

25
Q

What lesions does eimeria tenella cause in chickens?

A

Haemorrhagic and necrotic typhilits / enteritis

Lesions in the caecum and small intestine

Public Health (5 decks)

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