Diseases of Eye Accessory Structures

Question 1

three categories of eye diseases

Answer 1

accessory structures
globe
retina and neural pathway

Question 2

four accessory structures that can become diseased

Answer 2

conjunctiva
tear gland
eyelid
nictitans

Question 3

three parts of the globe that can become diseased

Answer 3

cornea
aqueous chamber
lens

Question 4

three typical signs of diseases of the accessory structures

Answer 4

red eyes
blepharospasms
ocular discharge

Question 5

blinking or other eyelid movements, like twitching, that you can’t control

Answer 5

blepharospasms

Question 6

conjunctivitis is rarely what

Answer 6

primary disease > caused by underlying disease

Question 7

three signs of conjunctivitis:

c_________
h_________
d_________

Answer 7

chemosis
hyperemia
discharge

Question 8

what is important to treat with conjunctivitis

Answer 8

treat underlying disease

Question 9

what kind of solution is preferred for treating conjunctivitis

Answer 9

ointments because they last longer, drops have to be applied more frequently

Question 10

Answer 10

chemosis

Question 11

overflow of tears

Answer 11

epiphora

Question 12

Answer 12

epiphora

Question 13

two things that result in epiphora

Answer 13

overproduction of tears

reduction in tear drainage

Question 14

a blockage of what causes reduction in tear drainage

Answer 14

blockage of lacrimal duct because of swelling or inflammation

Question 15

obstruction in tear duct to allow drainage

Answer 15

imperforate puncta

Question 16

which two breeds are more likely to have imperforate puncta

Answer 16

poodles, cockers

Question 17

why do brachycephalic dogs experience epiphora

Answer 17

shallow orbits (and big eyes) that makes tears spill over to the face

Question 18

what on a brachycephalic dogs face can be irritated by epiphora

Answer 18

facial folds

Question 19

how can you correct imperforate puncta

Answer 19

flush the nasolacrimal duct or surgically remove the tissue covering the puncta

Question 20

swelling of the eyelids

Answer 20

blepharitis

Question 21

two forms of eyelid “bumps”

Answer 21

Meibomian gland
Sebaceous cyst

Question 22

rolled in eyelid

Answer 22

entropion

Question 23

rolled out eyelid

Answer 23

ectropion

Question 24

three forms of entropion

Answer 24

congenital
acquired non spastic
acquired spastic

Question 25

cause of acquired non spastic entropion

Answer 25

trauma, surgery

Question 26

cause of acquired spastic entropion

Answer 26

secondary to painful corneal/conjunctiva

Question 27

treatment for entropion/ectropion

Answer 27

surgical treatment

Question 28

Answer 28

entropion

Question 29

Answer 29

ectropion

Question 30

Eyelashes arising from abnormal place

Answer 30

distichia

Question 31

eyelash growing on the inner surface of eyelid

Answer 31

ectopic cilia

Question 32

treatment for distichia or ectopic cilia

Answer 32

surgical

Question 33

Hypertrophy of nictitans gland

Answer 33

cherry eye… aka prolapsed third eyelid

Question 34

three functions of the third eye lid:

p_________ m_________
s_____ t_____ f_____
p_____ l_____ f______

Answer 34

protectant membrane
spread tear film
produce lacrimal fluid

Question 35

why should you not remove cherry eye

Answer 35

it will lead to dry eye - they need their third eye lid!

Question 36

Answer 36

Hypertrophy of Nictitans gland Cherry Eye