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Public health photos Flashcards

1
Q

What inflammation can be seen (chicken)?

A

Fibrinosuppurative (heterophils) pericarditis, perihepatitis and airsacculitis

Can happen 12h post injury!

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2
Q

What disease is this (chicken)?

A

Newcastle disease - Avian paramyxovirus 1

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3
Q

What can be seen here? Diagnosis?

A

Avian influenza

Pneumonia and airsacculitis

Haemorrhage

Oedema and discolouration

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4
Q

What is this showing?

A

Red neck

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5
Q

Likely cause of death?

A

Dead on arrival

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6
Q

What is this showing?

A

Stun to kill (not intentional, written advice needed for OV to FBO each time happens, WEN served to slow down line if due to line speed, shortage of slaughtermen or lack of rotation, needs investigation if >3/3 month)

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7
Q

What is this? Decision for carcass?

A

Green muscle disease = oregon disease

Partial rejection

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8
Q

What is this? Decision for carcass?

A

White muscle disease (wooden breast? White striping?)

Unfit for human consumption

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9
Q

What can be seen here? Decision for carcass?

A

Rounded liver edges and fibrin deposits

Unfit for human consumption

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10
Q

What can be seen here? Decision for carcass?

A

Dry skin - PM artefact

Ascites

Unfit for human consumption

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11
Q

Diagnosis? (chicken)

A

Salmonella (S enteritidis and typhimurium can be asymptomatic)

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12
Q

Diagnosis? (chicken)

A

Marek’s disease - herpesvirus

Visceral form on left

Cutaneous form in middle

Neurological form on right

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13
Q

What can be seen? Diagnosis? (chicken)

A

Hepatitis (top left)

Hepatitis and pericarditis (top right)

Typhlitis (bottom left)

Synovitis (bottom middle)

Omphalitis (bottom right)

= Colibacillosis

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14
Q

Diagnosis? (Chicken)

A

Chlamydia psittaci

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15
Q

Diagnosis?

A

Mycoplasma gallisepticum - left

Mycoplasma synoviae - right

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16
Q

Diagnosis? (chicken)

A

Avian TB

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17
Q

Diagnosis?

A

Pasteurella multocida

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18
Q

Diagnosis (chicken)?

A

Coccidiosis - Eimeria tenella

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19
Q

Differential diagnosis?

A

Severe peracute haemorrhage in lymph nodes, skin and subcutis

Swine fever (classical or African) - notifiable

Toxaemia

Septicaemia

Stress

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20
Q

What possible notifiable disease has caused this?

A

Bovine Brucellosis (Brucella abortus) - hygromas

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21
Q

Diagnosis?

A

TB

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22
Q

Diagnosis? Cow

A

Warbles

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23
Q

What possible notifiable disease is this?

A

Foot and mouth

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24
Q

What possible notifiable disease is this? Cow

A

Enzootic bovine leukosis

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25
Diagnosis? Cow Decision for carcass?
BVD/mucosal disease Viraemia - unfit for human consumption
26
What is this? (liver) Decision for carcass?
Ketosis with fatty change in the liver Hold carcass for 24h and check by boiling/frying test - unfit for human consumption if smell still present (toxaemia)
27
What is this? Decision for carcass?
Pyelonephritis Hold carcass for 24h and check by boiling/frying test - unfit for human consumption if smell still present (toxaemia)
28
Diagnosis? (cow) Decision for carcass?
Sporadic bovine lymphosarcoma Unfit for human consumption
29
Diagnosis?
Erysipelothrix rhusiopathiae
30
Diagnosis? (Pig)
Erysipelothrix rhusiopathiae
31
What is seen here? Decision for carcass?
Carotenosis Fit for human consumption (ddx jaundice - unfit)
32
What is seen here? Decision for carcass? (cow)
Septicaemia - unfit for human consumption (ddx deficient exsanguination)
33
What is seen here? Decision for carcass?
Vertebral porphyria - haemochromatosis Partial rejection
34
Diagnosis? Decision for carcass? (cow)
White muscle disease - unfit for human consumption (ddx - anaemia)
35
Diagnosis? Decision for carcass? (sheep)
Hydrocachexia - emaciation with serous atrophy of adipose tissue Unfit for human consumption (ddx - age related muscle atrophy)
36
What can be seen here? (pig)
Tail bite - upper left = fibrosis at site of original trauma Osteomyelitis in lumbar vertebrae
37
What can be seen here? Decision for carcass?
Callus formation following fracture Partial rejection if no evidence of septicaemia May be welfare issue at farm of origin depending on localisation/extent
38
What is seen here? Decision for carcass?
Calcification - partial rejection (Ddx abscess, contamination with foreign material)
39
What can be seen here?
Cutaneous necrosis and haemorrhage of ear pinna Thrombosis during acute septicaemia, frost bite, cannibalism
40
Diagnosis (cow)?
Left - Actinomyces bovis Right - Actinobacillus lignieresi
41
Diagnosis (sheep)?
Embolic pneumonia - Muellerius capillarius
42
Diagnosis (sheep)?
Dictyocaulus filaria
43
Diagnosis (sheep)?
Cysticercus tenuicollis (from Taenia hydatigena)
44
Diagnosis?
Fasciola hepatica - complications include Bacillary haemoglobinuria (Clostridium haemolyticum)
45
Diagnosis?
Echinococcus granulosus - hydatid cysts
46
Diagnosis (cow)?
Cysticercus bovis (from Taenia saginata) One or more localised cysts (viable or non viable) - reject affected part, cold storage of remainder Generalised viable - reject carcase and offal Generalised non viable (caseous/calcifed) - reject affected parts, cold storage of remainder
47
Diagnosis (pig)? Morphological diagnosis?
Ascaris suum - larval migration (L2?) Multifocal chronic fibrosing hepatitis
48
Diagnosis?
TB
49
Diagnosis?
Bluetongue
50
Diagnosis? (Pig)
FMD
51
Diagnosis?
FMD
52
Diagnosis?
Lead shot in poultry gizzard
53
Decision for carcass and samples?
Disposal of carcass and samples as category 2 ABP
54
What can be seen here that would result in rejection of the carcass?
Hepatitis
55
What can be seen here to cause rejection of the carcass? Decision for carcass?
Ascites/oedema Cateogry 3 ABP
56
What can be seen here? Decision for carcass?
Cellulitis Category 2 ABP
57
What is the reason for rejection of carcass? Disposal?
Dead on arrival Category 2 ABP
58
Decision for carcass?
Carcass and samples: Category 2 ABP
59
60
Decision for carcass?
Categry 2 ABP
61
What can be seen here?
Perihepatitis/peritonitis
62
What can be seen here?
Peritonitis/perihepatitis
63
What is seen here?
Red neck
64
Diagnosis? Decision for carcass and organ? Is it zoonotic?
Chronic liver fluke Affected organ unfit for human consumption - category 3 ABP Liver fluke is zoonotic but not from ingestion of this meat
65
Diagnosis? Decision for carcass? Zoonotic?
Acute liver fluke Affected organ unfit for human consumption - category 3 Liver fluke is zoonotic but not through ingestion of this meat
66
Diagnosis? Decision for carcass? Zoonotic?
Echinococcus granulosus - hydatid cysts Affected organ unfit for human consumption - category 3 ABP E granulosus zoonotic but not through ingestion of this meat
67
68
Diagnosis? Decision for carcass? Zoonotic?
Embolic hepatitis Whole carcass unfit for human consumption - category 2 ABP Zoonotic through ingestion of this
69
Diagnosis? Decision for carcass? Zoonotic?
Acute Cysticercus tenuicollis (Taenia hydatigena) Affected organ unfit for human consumption - category 2 Not zoonotic
70
Diagnosis? Decision for carcass? Zoonotic?
Acute Cysticercus tenuicollis and viable cysts (Taenia hydatigena) Affected organ unfit for human consumption - category 2 ABP Not zoonotic
71
Diagnosis? Decision for carcass?
Mycoplasma like pneumonia Affected organ unfit for human consumption - category 2 ABP
72
What can be seen here? Decision for carcass?
Melanosis Affected organ unfit for human consumption - Category 3 ABP
73
Diagnosis? Decision for carcass?
Mycoplasma like pneumonia Affected organ unfit for human consumption - category 2 ABP
74
Diagnosis? Decision for carcass?
Blood splash Affected organ unfit for human concumption - category 2 ABP
75
Diagnosis? Decision for carcass?
Muellerius capillaris Affected organ unfit for human consumption - category 3 ABP
76
Diagnosis? (Sheep) Decision for carcass?
Viable cyst of Cysticercus ovis Partial rejection - If similar lesions in \<3 locations, after removal of affected part, the remainder of carcass is fit for human consumption Cateogry 2 ABP
77
Diagnosis? Decision for carcass?
Pleural fibrosis Affected organ unfit for human consumption - category 2 ABP
78
Diagnosis? Decision for carcass?
Melanosis Affected organ unfit for human consumption - category 3 ABP
79
Diagnosis? Decision for carcass? (sheep)
Non viable cyst of Cysticercus ovis Partial rejection - If similar lesions in \<3 locations, after removal of affected part, rest of carcass is fit for human consumption Category 2 ABP
80
Diagnosis? Decision for carcass?
Endocarditis Whole carcass unfit for human consumption Category 2 ABP

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