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70 Cards in this Set
- Front
- Back
Define ophtalmology |
study of the eye and its diesases |
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define epiphora |
excesssive tearing |
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Define Blepharospasm |
tightly closed eyelids as a result of pain |
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Define Blepharitis |
inflammation of the eyelids |
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Define Anisocoria |
Unequal pupil size |
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Define Phthisis bulbis |
a smaller than normal globe |
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Define Buphthalmos |
bigger than normal globe |
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Define exophthalmos |
normal sized globe that is more prominent than usual; or is protruding from orbit
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define enophthalmos |
sucken globe. normal sized globe |
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define strabismus |
deviation of the visual axis of the globe |
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define chemosis |
swelling or edema of the conjunctiva |
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define keratitis |
inflammation or diz of the cornea |
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define retrobulbar |
behind the eye |
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define miosis |
constricted pupil |
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define mydriasis |
dilated pupil |
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define limbus |
juction of clear cornea and white sclera |
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what is Trusopt and Azopt used for? |
decrease of aqueous humor production |
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what disease does Trusopt and Azopt treat? |
Glaucoma |
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What does Atropine do? |
dilates eyes and helps with pain management |
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What does Timolol do? |
decrease production of aqueous humor |
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When cant you use Corticosteroids? |
When there is an ulcer present |
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What is Proparacaine used for? |
Used to numb the cornea |
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Latanoprost and Travaprost are used to treat what? |
Glaucoma |
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Cyclosporine is used to treat what? |
KCS or immune-mediated keratisis diseases |
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How long must you wait between eye meds? |
5 minutes |
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What is the order when giving multiple eye meds? |
1. Liquid 2. Oil 3. Ointments |
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What does a Schirmer tear test do? |
measures the aqueous portion of tear production
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What does the Florescein dye do? |
shows the presences of an ulcer |
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What is conjuctivitis? |
inflammation, redness, or infection of the conjuctiva |
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What is conjuctivitis also known as? |
"pink eye" |
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What is cherry eye? |
hypertrophy/ prolapse of the nictating membrane (third eyelid)
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Do cats get cherry eye? |
no, only dogs |
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how cherry eye corrected? |
topical cortcosteriods or sugery |
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What is Entropion? |
rolling in of the eyelids allowing fur to contact cornea |
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What is Ectropion? |
rolling outward of the eyelids exposing the cornea and conjuctiva |
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What happens in Dermoid? |
an "island" of haired skin is on the cornea |
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What is it called when eyelashes grow on the inner margin of the eyelid or in the correct place but wrong direction? |
Dystrichiasis |
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Why are eyelid masses bad in cats? |
they are usually malignant |
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What are the signs of Corneal Ulcers? |
blepharospasm, epiphora, hyperemic (red) conjunctiva |
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What are the name of ulcers that keep peeling back and wont heal? |
indolent ulcers |
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what breed gets indolent ulcers often? |
boxers |
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Are all ulcers in horses infected? |
they should be treated as though they are |
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how do we treat melting ulcers in horses? |
gentamicin or using their serum |
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what causes pigmentation of the cornea? |
chronic irritation |
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what are the sings of pigmentation of the cornea? |
corea becomes cloudy or opaque then brown, eventually covered with a pink conjuctival tissue |
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Does pigmentation of the cornea cause blindness? |
yes |
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What is a dog with catarats usually a suspect for? |
diabetes |
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What is cataracts? |
an opacity of the lens |
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can cataracts be corrected? |
Yes you can remove the lens |
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Will cataracts cause blindess? |
Yes either partial or complete blindness |
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What is Sclerosis |
a normal aging change of the pupil color |
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Does Sclerosis affect the animals vision? |
no, just the color of the pupil |
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What is normal intraocular pressure? |
12-22mmHG |
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what causes a increased aqueous humor production or decreased outflow? |
glaucoma |
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what breed is glaucoma common in? |
cocker spaniels |
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What are the signs of glaucoma? |
corneal edema, dilated unresponsive pupil, pain, cloudy eye, buphthalmus |
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Treatment for glaucoma |
diruectics, increase aqueous outflow, decrease aqueous production, gentamicin, enucleation, and pain meds |
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what is uveitis? |
a general term for inflammation in the chorid, iris, or cillary body |
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How is uveitis caused? |
trauma, foreign bodies, or infection |
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signs of uveitis |
epiphora,photopobia, blepharospasm, corneal edema, chemosis, scleral injection |
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treatment for uveitis |
NSAIDs, corticosteriods |
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what is it called when the globe is partically or completely popped out? |
Proptosis |
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What breeds get progressive retinal atrophy? |
golden retrievers, poodles, irish setters, cockers, mini schnauzers, collies, samoyed, gordon setters, and norweign elkhounds |
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what age do you see pra? |
young to middle aged dogs |
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what does pra stand for? |
progressive retinal atrophy |
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what are the presenting signs of pra? |
loss of night vision then day vision followed by cataracts |
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what treatment is there for pra? |
there is none |
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sclerosis must be differentiated from what other lens dysfunction?
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cataracts
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what is the most common cause of bilateral conjunctivitis in young kittens?
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FVR
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is glaucoma an emergency
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yes
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