Dr. Illanes Case Studies- TEST 3

Question 1

Answer 1

Heifer. History of ataxia and progressive paresis of the hind limbs.

Compression of the spinal cord- dense exudate-

vertebral absess in T 13( this is typical for cows)

Mdx: chronic Suppuraltive Osteomylitis

What’s going on in the spinal cord?- mengial mylitis

Question 2

Answer 2

Congeitial chondrodysplasia fatalis, severe

Dexter bulldog

Question 3

Answer 3

Femoral heads, pigs

articular collapse- loss of cartilage erosion

osteochrondrosis( very common in pigs that grow quickly)

Question 4

Answer 4

osteochondritis dissecans,

common in young horses

degenerative changes in the articular cartilage

Question 5

Answer 5

osteochondrosis in piag- long. section of affected bone- uneven thickness of the articular cartilage

Question 6

Answer 6

Tail biting lesion

Vertebral abysess can result from tail biting

Question 7

Answer 7

fracture in the sphenoid bone of a horse

may have happened become- trauma to the head; from falling backwards

Question 8

Mdx: ?

Answer 8

Pig, Humerus

Morphological Dx: Chronic Focal, Suppuralative osteomylitis

cavitating lesions filled with pale-tan pasty exudate are present adjacent to the growth plate.

Question 9

Answer 9

feedlot heifer with a history of lameness- sequestrium in the center

Mdx: Osteonecrosis

involucrum- tissue that gets around the bone

Question 10

Answer 10

chronic osteomylitis

chronic because of fibrosis (grayish areas)

chronic sole abscess

Question 11

Answer 11

distal forelimb unilaterally is markely enlarged

healed fracture/ osteomylsitis

Question 12

Answer 12

loss articular cartialage with exposure of the subchondral bone

Question 13

Answer 13

closed compound fracture