Diseases of the Globe

Question 1

Increase in Ocular Pressure causing blindness

Answer 1

glaucoma

Question 2

what pressure or higher indicates glaucoma

Answer 2

30

Question 3

normal pressure range in eyes

Answer 3

12-22 mm Hg

Question 4

two ways to diagnose glaucoma

Answer 4

Schiotz tonometer
Tonopen

Question 5

what are dogs with acute glaucoma sensitive to

Answer 5

bright light

Question 6

acute glaucoma is a true what

Answer 6

emergency

Question 7

why is surgery done for acute glaucoma

Answer 7

to decrease aqueous production

Question 8

typical sign of chronic glaucoma

Answer 8

enlarged globe

Question 9

the removal of the eye from the orbit

Answer 9

ennucleation

Question 10

Answer 10

glaucoma

Question 11

Ulcerative Keratitis

Answer 11

corneal ulcers

Question 12

four layers of the cornea

e________
s________
d________ m________
e__________

Answer 12

epithelium
stroma
descemets membrane
endothelium

Question 13

corneal ulcer is when _______ is lost to expose _______

Answer 13

epithelium
stroma

Question 14

how are corneal ulcers diagnosed

Answer 14

fluorescein eye stain

Question 15

what part of the cornea does the dye stain

Answer 15

stroma - not the epithelium

Question 16

what kind of corneal ulcer:

Epithelium undermined instead of migrating across

Answer 16

indolent ulcer

Question 17

with corneal ulcers, what kind of drugs cause decreased healing with resultant deepening of ulcer and possible corneal rupture

Answer 17

corticosteroids

Question 18

are ointments or solutions preferred for corneal ulcers medication

Answer 18

solutions because the dose is more easily controlled - ointments can retard healing

Question 19

four surgeries that can be done for corneal ulcers

k________
e_____ f______
c________ f_______
c_______ l________

Answer 19

keratotomy
eyelid flap
conjunctival flap
contact lenses

Question 20

deep corneal stromal ulcers that extend to the level of Descemet’s membrane

Answer 20

descemetoceles

Question 21

how is descemetoceles treated

Answer 21

surgical placement of a graft

Question 22

Answer 22

corneal ulcers

Question 23

Superficial corneal vascularization and granulation tissue

Answer 23

chronic superficial keratitis (Pannus)

Question 24

another name for chronic superficial keratitis

Answer 24

pannus

Question 25

chronic superficial keratitis (Pannus) is _______ mediated

Answer 25

immune

Question 26

two treatments for chronic superficial keratitis (Pannus)

Answer 26

topical Steroid or Cyclosporine

Question 27

what is the cure for chronic superficial keratitis (Pannus)

Answer 27

no cure, treat for life

Question 28

Answer 28

chronic superficial keratitis (Pannus)

Question 29

another name for Keratoconjunctivitis Sicca

Answer 29

Dry Eye

Question 30

three layers of tear film

Answer 30

lipid aqueous mucous

Question 31

tear film layer from meibomian glands

Answer 31

lipid layer

Question 32

tear film layer from lacrimal glands

Answer 32

aqueous layer

Question 33

tear film layer from goblet cells

Answer 33

mucous

Question 34

where are the bulk of tears formed

Answer 34

lacrimal glands 70% orbital gland 30% from nictitans

Question 35

what test is used to diagnosis Keratoconjunctivitis Sicca (dry eye)

Answer 35

Schirmer tear test

Question 36

normal Schirmer tear test time

Answer 36

15-25 mm/min for dogs

Question 37

treatment for Keratoconjunctivitis Sicca (dry eye)

Answer 37

cyclosporine

Question 38

what do you have to warn clients about when using cyclosporine

Answer 38

cyclosporine is immunosuppressive - need to wear gloves and people who are immunocompromised need to be cautious!

Question 39

Focal or diffuse opacity within Lens and its capsule

Answer 39

cataracts

Question 40

how is cataracts differentiated from nuclear sclerosis

Answer 40

cataracts will reduce vision, nuclear sclerosis affects depth perception

Question 41

two things that cause noninherited cataracts

Answer 41

diabetes other inflammatory disease

Question 42

treatment for cataracts

Answer 42

None specifically for cataracts, but associated inflammation can be treated

Question 43

what is the only effective therapy for cataracts

Answer 43

surgical removal of lens (phacoemulsification)

Question 44

a specialized surgery for the treatment of cataracts for companion pets

Answer 44

phacoemulsification

Question 45

Answer 45

cataracts

Question 46

a normal change in aging animal eyes, lens appears grey and opaque

Answer 46

nuclear sclerosis

Question 47

Answer 47

nuclear sclerosis

Question 48

three parts of the uvea

Answer 48

iris ciliary body choroid

Question 49

four treatments for anterior uveitis

Answer 49

fix underlying cause topical steroids antibiotics pain meds

Question 50

genetic predisposition of retina

Answer 50

progressive retinal atrophy

Question 51

what can also develop with progressive retinal atrophy

Answer 51

cataracts

Question 52

cure for progressive retinal atrophy

Answer 52

none