LASx Exam 1: Lameness in Cattle Flashcards
>80% of lameness is located in the foot.
>80% of lameness is located in the hindlimb.
>80% of lameness is in the _________ claw
in cows
OUTER
The weight-bearing claw is the most commonly affected.
In the hind limb, it is the ______ claw
and
in the fore limb, it is the ______ claw
HIND- OUTER
FORE- INNER
What are the 7 most common causes of lameness in cattle?
White line disease
Fissures/cracks
Fractures
Interdigital hyperplasia
Papillomatous Digital Dermatitis (Hairy Foot Warts)
Sole Ulcer/Abscess
Septic Arthritis
White PISS Fissures and Fractures
What is white line disease in cattle?
The weak junction between the hoof wall and sole
is penetrated by either bacteria, hemorrhage, or inflammation.
This results in separation of the corium and hoof
and you may see purulent discharge at the coronary band above the heel
How do you treat white line disease in cattle?
Remove the hoof wall next to the infected tract:
FOLLOW BLACK tract
and ignore red tract.
Also give BIOTIN (B7)
Vertical Fissures aka SANDCRACKS
are more common in _______ cattle
BEEF
What is the most common location to see
a vertical fissure/sandcrack?
Front OUTER claw
T/F:
Vertical fissures/sandcracks can lead to lamenes and proud flesh
TRUE
The only time you will see lameness due to
vertical fissure/sandcrack is when it becomes infected.
How do you treat this?
Pare horn to open tract and drain the purulent material
How do you treat proud flesh associated with vertical fissure/sandcracks?
Debride, open tract, and apply block to sound hoof
What are the risk factors for laminitis in cows?
High concentrate diet –> Rumen acidosis
Mastitis and Metritis
How do cows with laminitis present?
Cross-legged stance
due to pain in the MEDIAL digits
Interdigital fibroma/hyperplasia (corns) is more common in
this gender of cow
MALES
How do you prevent corns?
Improved hygiene and appropriate hoof trimming
Papillomatous Digital Dermatitis (Hairy Foot Wart)
is most common in ________ cattle
DAIRY
