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Pigs > Diseases of Piglets > Flashcards

Diseases of Piglets Flashcards

1
Q

What is the main disease seen in piglets?

A

Scour

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2
Q

What are the three categories of piglet scour?

A
  1. Milk Scour
  2. Infectious
  3. Non-infectious
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3
Q

When might milk scour be seen in piglets and what causes it?

A

Seen either when very young or from 3wks

Caused by GIT overload into LI

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4
Q

How is milk scour Tx?

A

It isn’t - its self limiting

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5
Q

When is scour due to an infectious agent most commonly seen?

A

Usually within first 48hrs of life

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6
Q

List 4 causes of non-infectious scour

A

Environment/hygiene
Stress
Poor colostrum intake
Poor nutrition

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7
Q

List the 6 main causes of infectious scour

A
  1. Rotavirus
  2. TGE / PED
  3. PRRS
  4. E. coli
  5. Cl. perfringens
  6. Coccidiosis
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8
Q

How does scour due to a viral agent tend to present?

A

Very watery, often secondary bacterial infection

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9
Q

How is scour due to rotavirus Tx?

A

Hydration
Improve hygiene
Sow vaccine

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10
Q

What causes TGE and PED?

A

Coronavirus

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11
Q

How does TGE and PED Px?

A

Profuse watery scour with V+

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12
Q

What is PRRS?

A

Porcine Respiratory & Reproductive Syndrome

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13
Q

What are Sx of PRRS?

A

Scour, conjunctivitis, bruising, anaemia

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14
Q

When is E. coli scour most commonly seen and what is it associated with?

A

Within first few wks

Indoor pigs, gilts, poor hygiene

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15
Q

Which two types of Cl. perfringens can cause scour in piglets?

A

Type C

Type A

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16
Q

How does scour due to the two types of Cl. perfringens differ?

A

Type C = haemorrhage enteritis with sudden death

Type A = pasty scour affecting growth

17
Q

In which piglets is Cl. perfringens type C mostly seen?

A

Those bred outdoors

18
Q

How does Tx for Cl. perfringens differ for type C and A?

A

Type C = metaphylactic Tx at birth with penicillin (effective)

Type A = penicillin (works variably)

19
Q

When might piglets become affected by coccidiosis and how does it present?

A

From 10-21d

Pasty, yellow, loose scour

20
Q

What is the spp which causes coccidiosis in piglets?

A

Isosphora

21
Q

How is coccidiosis Px?

A

Toltrazuril coccidiostat at 4d to resolve the clinical impact

22
Q

What is the main cause of nervous disease in piglets?

A

Bacterial meningitis

23
Q

What is the main cause of bacterial meningitis?

A

Secondary to bacterial penetration through wounds or navel etc

24
Q

What are the three main bacterial spp associated with meningitis?

A

Strep. suis
E. coli
Haemophilus parasuis

25
Q

What disease is is meningitis associated with?

A

Joint ill

26
Q

What are the main Sx of bacterial meningitis?

A

Nystagmus, opisthotonus, pyrexia, convulsions, sudden death

27
Q

How can bacterial meningitis be Tx?

A

Hydration, steroids, AntiB cover

28
Q

How can bacterial meningitis be Px?

A

Colostrum management, hygiene

29
Q

What are congenital tremors?

A

Intentional tremors

30
Q

How are congenital tremors classified?

A

A1-A5

31
Q

Which congenital tremor is of most importance to identify and why?

A

A2 - often self-limiting and grow out of it

32
Q

What causes each class of congenital tremors?

A 
A1 = CSF infection
A2 = pestivirus infection
A3 = inherited in male landrace
A4 = inherited recessive in Saddleback
A5 = organophosphates
33
Q

What pathology is each class of congenital tremor associated with?

A 
A1 = cerebellar atrophy
A2 = cerebellar atrophy & hypomyelinogenesis
A3 = cerebellar atrophy
A4 = cerebellar atrophy
A5 = cerebellar atrophy & hypomyelinogenesis
34
Q

What are the three main causes of lameness?

A

Joint Ill
Splayleg
Injuries

Pigs (6 decks)

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