Brucella

Question 1

Moraxella bovis

Answer 1

Infectious bovine keratoconjunctivits (IBK/pinkeye)
Herd disease from flies or lack of vitamin A
Corneal ulceration and edema, permanent blindness
Control predisposing factors and vaccinate

Question 2

Brucella

Answer 2

Zoonotic through infected milk and meat
Causes abortion in pregnant animals with febrile chronic granulatomatus diseases with broad manifestations
Facultative intracellular
Enchanted growth in reproductive organs due to allanotic growth factors

Question 3

B. Abortus

Answer 3

Present in specific geographic locations (bison in yellowstone)
Young animals relatively resistant
Infected adults remain infected for life
Cellular immunity protects against subsequent infection but never clears totally

Question 4

Treatment

Answer 4

Reportable disease
No particle disease for livestock
RB51 vaccine

Question 5

Diagnosis

Answer 5

Blood culture is gold standard
Serology
Milk ring test

Question 6

B. Abortus in horses

Answer 6

Rare
Poll evil septic arthritis of atlantoccpitial joint
Fistulous withers supraspinatus bursitis

Question 7

B. Suis

Answer 7

Orchitis in pigs
Zoonotic

Question 8

B. Canis

Answer 8

Transmitted during breeding
Can remain for years
Orchitis and diskospondylitis