Infectious Bovine Keratoconjunctivitis (Pinkeye) Flashcards

1
Q

Why is pinkeye economically devastating for cattle producers?

A
  • Decreased weight gain
  • Decreased milk production
  • Cost of treatment
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

What is the main causative agent of pinkeye?

A

Moraxella bovis

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

What cattle breed is the poster child for both squamous cell carcinoma (SCC) and pinkeye (IBK) and what is being done to prevent this from happening?

A
  • Hereford cattle - now being bred to have pigment around their eyes
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

What are three environmental factors that can lead to the development of pinkeye?

A
  • Excessive UV light
  • Flies
  • Dust and plant material
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

What are the three main ways that Moraxella Bovis can be transmitted?

A
  • Direct contact
  • Flies
  • Inanimate objects
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

What seasons see an increase in the presence of infectious bovine keratoconjunctivitis?

A

Summer and fall - due to increased flies, UV light and pollen production

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

For bovine keratoconjunctivitis:

  1. State three clinical signs that you would expect to see
  2. What age group is most affected?
A
  1. Conjunctivitis, Blepharospasm, Small opaque region → progresses to deep corneal ulceration
  2. Typically younger cattle are the most affected
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

For treatment and prevention of pinkeye:

  1. State the best antibiotic
  2. Evaluate the vaccine
A
  1. Oxytetracycline
  2. Vaccine is not consistently effective and therefore is not widely used
How well did you know this?
1
Not at all
2
3
4
5
Perfectly