Conditions of the Anterior Segment of the Canine Eye

Question 1

What parts of the eye make up the uvea?

Answer 1

Iris, ciliary body and choroid

Question 2

What occurs when there is inflammation of the uvea?

Answer 2

Breakdown of the blood aqueous barrier and the blood retinal barrier.

Question 3

What is the name for the reddened appearance of the iris?

Answer 3

Iris rubeosis

Question 4

How does aqueous flare occur?

Answer 4

Protein/cells get into the anterior chamber.

Question 5

What are keratic precipitates?

Answer 5

Accumulations of WBCs that clump and then get stuck on the corneal endothelium.

Question 6

What is hyphaema?

Answer 6

Blood in the anterior chamber.

Question 7

What is phacoclastic uveitis?

Answer 7

Lens capsule suddenly broken down.

Question 8

Why may atropine be used in the treatment of uveitis?

Answer 8

Relief of painful cilary muscle spasm.
Mydriasis reduces synechiae.

Question 9

What are the four types of cataracts and how would you distinguish them?

Answer 9

Incipient - <15%
Immature - light reflex
Mature - no reflex
Hypermature - shrinking

Question 10

What are the two treatments possible for a cataract?

Answer 10

Phacoemulsification.
Reduce inflammation - risk secondary glaucoma with topical NSAIDs if no surgery possible.