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Sheep (LHW) > Sudden death > Flashcards

Sudden death Flashcards

1
Q

What type of pathogens are Clostridium and where are they found?

A

Gram +ve, anaerobic

Found in soil

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2
Q

How are clostridial diseases prevented?

A

Vaccination (all sheep)

Hygiene

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3
Q

What pathogen causes lamb dysentery?

A

Clostridium perfringens type B

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4
Q

What pathogen causes tetanus and what clinical signs are seen?

A

Clostridium tetani

Spastic paralysis after wound contamination

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5
Q

Lamb dysentery and tetanus affect what age lambs?

A

Neonates

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6
Q

Pulpy kidney, abomasitis, Braxy and tetanus can affect what age lambs?

A

Growing lambs >3 weeks

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7
Q

What pathogen causes Pulpy Kidney?

A

Clostridium perfringens type D

nephrotoxic

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8
Q

What pathogen causes abomasitis?

A

Clostridium sordelli

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9
Q

What pathogen causes Braxy?

A

Clostridium septicum

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10
Q

What pathogen causes Black’s disease?

A

Clostridium novyi type B

associated with chronic fasciolosis

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11
Q

What pathogen causes Blackleg?

A

Clostridium chauvoei

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12
Q

What pathogen causes Struck?

A

Clostridium perfringens type C

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13
Q

Name the disease associated with Clostridium perfringens type B, C, or D?

A

Type B - lamb dysentery
Type C - struck
Type D - pulpy kidney

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14
Q

What pathogen causes botulism and what is it associated with?

A

Clostridium botulinum type C

Associated with poultry manure

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15
Q

What pathogen causes malignant oedema?

A

Clostridium septicum

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16
Q

What pathogen causes bacilliary haemoglobinuria?

A

Clostridium haemolyticum (Cl. novyi type D)

17
Q

What pathogen causes pneumonic pasteurellosis in sheep?

A

Mannheimia haemolytica

18
Q

What pathogen causes systemic pasteurellosis in sheep?

A

Bibersteinia trehalosi

19
Q

Systemic and pneumomic pasteurellosis are caused by Biebersteinia trehalosi and Mannheimia haemolytica respectively. Are these commensal or pathogenic bacteria?

A

Both commensal in URT

Disease associated with stress, poor colostrum, change of weather, turnout

20
Q

What does pneumonic pasteurellosis cause and what age sheep is it associated with?

A

Septicaemia- young lambs

Pneumonia - older lambs

21
Q

What does systemic pasteurellosis cause in sheep and what age are affected?

A

Sudden death in lambs 6-10 months old

22
Q

How are systemic and pneumonic pasteurellosis treated?

A

Long acting oxytetracycline

23
Q

How are systemic and pneumonic pasteurellosis prevented?

A

Vaccination

24
Q

Sheep ingest toxic plants when there is a lack of other food available, causing sudden death, severe abdominal pains. and neurological signs. Give examples of some plants toxic to sheep

A 
Ragwort - liver damage
Yew
Acorn
Laurel 
Rhododendron
Laburnum
25
Q

How is sheep plant toxicity treated generally?

A

Rumenotomy

Supportive treatment

Sheep (LHW) (16 decks)

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