Quiz #2 Study Tips

Where does most lameness in cattle occur? SPECIFIC!!!!

In the Lateral claw of the hind feet!

What is laminitis, what causes it?

• Non-infectious foot condition in cattle, sheeo, goats, camelids, and swine

• Housing conditions, Genetics, Nutrition, Periparturient period

What clinical signs are associated with the different forms?

• Reluctance to walk

• Arched back when Standing

• Swollen, Red, Hot Coronary band

• Digital pulses

A) What is a sole ulcer?

B) Clinical signs?

C) Usually found?

A) Full thickness break in sole that EXPOSES CORIUM. (Axial heel sole junction, Toe or Heel ulcer)

B) Sole hemorrhage is the first clinical sign of a sole ulcer. Lame, doesn’t Move, Lies down a lot, Severe wight loss, Swelling

C) Found near Axial Border of the heel-sole junction of the lateral claw on the hind feet.

Sole abscess: what is it, cause? Treatment?

• Not a primary condition, due to another complication

• Removal of all loose horn and limit weight bearing on affected claw

White line disease: what area is commonly affected, who is at risk?

Area: One or both lateral hind claws

At Risk: Confined dairy cattle

Wall fissures and grooves: where are they found and what causes them?

Found: Lateral fore claw

Cause: Difficult calving, Acute disease, Sudden change in nutrition

Interdigital dermatitis: what is it, does it cause lameness? What causes it? Cattle exposed to what are at most risk? Treatment?

Def: Mild inflammatory condition of the interdigital skin

Caused by: Fusobacterium necrophorum

Cause Lameness? NO

At Risk: Cattle who are continually exposed to manure slurries and moisture

Treat: topical antibiotics w/ loose wraps. Or Herd-foot baths (containing formalin and copper sulfate)

Hairy Heel Wart, 2 small ruminant foot issues: what is it, what causes it, how do we treat? prevention?

• Highly contagious, erosive infection of epidermis proximal to the skin horn junction in the flexor region of the interdigital space.

• Topically

• Improved standards of Hygiene and Footbaths w/ copper/zinc sulfate, and formalin

Interdigital fibroma: what is it? Treatment?

Firm, tumor-like mass located at interdigital space. Common in Herefords

• Surgical removal or Cryosurgery

Digit amputation: advantages vs disadvantages

Advantage:

• Complete removal of infected tissue

• Faster recovery

Disadvantage:

• Esthetics

• Decreased herd retention time

• Breaks down other claw

Banamine withdrawal time

Meat: FOUR 4 days

Dairy: Seventy-Two 72 hours

Ampicillin withdrawal time

Meat: Six 6 days

Dairy: Fourty-Eight 48 hours

Ceftiofur withdrawal time

Four to Thirteen days

Phenylbutazone withdrawal time

Meat: Twenty-one 21 days

Dairy: 120 hours

Oxytetracycline withdrawal time

Meat: Twenty-Eight 28 days

Dairy: Ninety-six 96 hours