FA optho

Question 1

What are 2 congenital Dz?

Answer 1

Microophthalmos

Nasolacrimal system defects

Question 2

What is this?

Answer 2

1 day old juvenile cataracts

Question 3

What is this?

Answer 3

1 day old panuveitis

Question 4

What is this?

Answer 4

2 day old septic keratitis

systemically ill

address the disease issue!

Question 5

What is this?

Answer 5

Dermoid originating from the cornea

Question 6

What is this?

Answer 6

SCC

• Most common tumor*
• Top 5 causes of condemnation, White face cattle, usually older cattle*

Question 7

SCC is ____________. The ____________ and ____________ bones are most affected.

Answer 7

Locally invasive

Lymph nodes, Orbital bones

Question 8

What is this and how do you tx it?

Answer 8

SCC

Sx excision or enucleation

Question 9

What are these lesions associated with?

Answer 9

MCF

Question 10

What is your primary DDX?

Answer 10

Lymphosarcoma

BLV positive, Exopthalmos, Retrobulbar tissues (predilection site)

Question 11

What is this? Etx? Source? Transmission?

Answer 11

Infectious Bovine Keratoconjunctivitis

Moraxella bovis

Carriers are the sources.

Transmission is Flies

Starts unilateral. Reflex uveitis, with aqueous flare.

Question 12

How do you prevent IBK?

Answer 12

Pasture management

Fly management

Vax

Question 13

How do you Tx IBK?

Answer 13

Topical: Oxytetracycline ointment

Parenteral: Oxytetracycline, Tulathromycin

Subconjunctival (bulbar): PPG with 25g 1cc

Question 14

What is going on here?!

Answer 14

Bulbar subconjunctival injection

Question 15

What is this? What are your possible Etx?

Answer 15

Small ruminant ocular Dz

Keratoconjunctivitis:

• Chlamydiphila pecorum*
• Mycoplasma conjunctivae*
• Branhamella ovis*

Question 16

How do you tx small ruminant ocular dz?

Answer 16

Oxytetracycline systemically

Topically: terramycin opthalmic ointment, intramammary Abx

Question 17

What is This and how do you tx it?

Answer 17

Infectious Bovine rhinotracheitis

Peripheral corneal edema

Empirical tx