Lameness in Cattle Flashcards
Where is lameness most common in cattle?
Distal fetlock 85-90% of the time
Which limb is most commonly affected by lameness in cattle?
Hind limbs
Which digit is usually the cause of lameness in cattle?
Lateral digit
Ulcers and hemorrhage of the corium is caused by what?
Inflammation +/- compression by P3
What is the most commonly isolated organism associated with digital toe necrosis?
Staph aureus
Applied to healthy claw in order to reduce weight bearing on the abnormal claw
Hoof blocks
What type of hoof blocks are preferred?
Oak (harwood)
How long should a hoof block be retained on the foot?
4-6wk
Sandcrack
Vertical hoof crack
Which claw is most commonly cracked vertically?
Front lateral claw (80%)
Painless fibrous mass between claws
Interdigital hyperplasia
What bacteria causes dermatitis of a corn?
B. nodosus
What breed of cow is most commonly affected by corns?
Herefords
Are males or females more commonly affected by corns?
Males
Solar surface faces axially and weightbearing is shifted to axial wall
Cork screw claw
What are the most common causes of septic arthritis in cattle?
Trueperella pyogenes, E. coli
If you only have one cow with polyarthritis, what might you suspect other than septic arthritis?
Endocarditis
Congenital or genetic predisposition resulting in the inability to hold the stifle in extension
Patellar luxation
How do you treat patellar luxation in a cow?
Sulcoplasty, tibial crest transposition, trochela implant
