beef and sheep eye diseases

Question 1

causative agent of new forest eye

Answer 1

moraxella bovis

Question 2

clinical signs of newforest eye

Answer 2

lacrimation
whitening/blue of eye
karatitis
ucler
white spot in conjunctiva

Question 3

treatment for newforest eye

Answer 3

1. ocular cloxacillin
2. SC oxytetracycline

Question 4

risk factors for maroxella bovis

Answer 4

flies
nearby woodland
dust
(fly contro to prevent)

Question 5

what causes bovine iritis

Answer 5

hypersensitivity reaction to big bale silage with mould

Question 6

clinical signs of silage eye

Answer 6

constricted pupils with corneal opacity
glaucoma in anterior chamber

Question 7

silage eye treatment

Answer 7

sub conjuctival oxytetracycline and steroids

Question 8

what tumor is present in cancer eye

Answer 8

squamous cell carcinoma

Question 9

what breeds are predisposed

Answer 9

herefords, simmentals

Question 10

what causes scc of the eye

Answer 10

UV exposure
enucleation to treat

Question 11

what are four secondary causes of eye disease in cattle

Answer 11

MCF
IBR1
listeriosis
BVD

Question 12

what are causes of central blindness in cattle

Answer 12

CCN
lead poisoning
Vitamin A deficiency

Question 13

causative agent of sheep infectious keratoconjunctivitis (pink eye)

Answer 13

mycoplasma conjuctivae

Question 14

how is pink eye spred

Answer 14

sheep to sheep. spread during outbreak with carrier animals and repeat infections

Question 15

treatment for pink eye

Answer 15

oxytetracycline IM for 4 days
topical cloaxillin

Question 16

what is the name for silage eye in the sheep

Answer 16

anterior uveitis

Question 17

causative agent of anterior uveitis

Answer 17

listeria monocytogenes

Question 18

treatment of silage eye in sheep

Answer 18

systemic penecillin and removal of mouldy silage