Mastitis Teat Conditions Flashcards
How long would you expect hyperkeratosis to take to develop?
- One milking
- Two days
- One week
- One to two weeks
- One month
One month
What colour should a teat be after milking?
- Blue
- Red
- Pink
- White
- Purple
Pink
Which mastitis pathogens can colonise open teat lesions?
- Strep. uberis
- E.coli
- Leptospira
- Staph. aureus
- Strep. Agalactiae
Staph. aureus
If there are 300 cows in the herd, what is the minimum number of cows to teat score?
- 40
- 60
- 80
- 100
- 300
80
At what minimum milk flow rate is it considered that hyperkeratosis can start to develop?
- < 0.2 kg/min
- <0.5 kg/min
- <1.0 kg/min
- < 2.0 kg/min
- <3.0 kg/min
<1.0 kg/min
Out of a herd of 300, what number of cows scored VR would be considered a problem and require further investigation?
- 20
- 30
- 40
- 50
- 60
30
Short term changes to teat condition, i.e. after one milking, include:
- Palpable ringing at the base of the teat
- Petechial haemorrhaging
- Dry teat skin
- Smooth raised ringing around the teat orifice
- Rough teat ends
Palpable ringing at the base of the teat
What one of the following is not a factor causing teat end hyperkeratosis?
- Teat end shape
- Length of teat
- Stage of lactation
- Teat skin condition
- Staph. Aureus
Staph. Aureus
At what level (proportion of the herd) of R & VR teat ends merit further investigation?
- 10%
- 20%
- 30%
- 40%
- 50%
20%
The keratin lining of the teat canal?
- Reduces milk flow rates
- Reduces oedema of teats during milking
- Helps keeps teat skin soft and supple
- Traps pathogenic bacteria
- Causes hyperkeratosis
Traps pathogenic bacteria
What is wrong with this teat?
How many days?
Herpes mammilitis - 2 days
What is wrong with this?
How many days?
Herpes mammillitis - 4 days
What is wrong here?
Herpes mammillitis
What is wrong here?
Black spot
Bacterial infection
What is wrong here?
Chap, mouthpiece
What is wrong here?
Chemical damage
Reaction to chemical, appear as chaps but not horizontal, not teeth damage as not vertical
What is wrong here?
Cowpox, 2 days
What is wrong here?
Foot and Mouth disease
What 3 things are wrong here?
Mild petechia, vacuum damage, hyperkeratosis
What is wrong here? what could have caused it?
Skin sloughing after light - induced reation, possibly following exposure to a phytotoxin
What is wrong here?
Staphylococcus aureus pustule
What is wrong here?
Vesicular stomatitis
