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sensing and seeing > eye vocab bc im dumb > Flashcards

eye vocab bc im dumb Flashcards

1
Q

chemosis

A

edema of the conjunctiva

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2
Q

symblepharon

A

conjunctiva stuck to the cornea

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3
Q

entropion

A

rolling of the eyelid in where the hairs touch the eye

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4
Q

ankyloblepharon

A

normal closure of palpebral fissure at birth

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5
Q

lagophthalmos

A

inability to close eyes

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6
Q

macroblapharon

A

overly large eyelid

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7
Q

distichiasis

A

hairs arising from the meibomian gland

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8
Q

trichiasis

A

normal hairs directed toward the cornea

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9
Q

ectopic cilia

A

hairs on the palpebral conjunctiva

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10
Q

eyelid a genesis

A

eyelid was not there since birth

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11
Q

ectropion

A

eversion of the eyelid margin

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12
Q

chalazion

A

impacted meibomian gland. stye

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13
Q

heterochromia irides

A

diff colors within one iris or between both eyes

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14
Q

corectopia

A

off center pupil

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15
Q

severity of merle ocular dysgenesis correlates with

A

amount of white in hair coat, esp on face

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16
Q

Persistent pupillar membranes

A

remnants of blood vessels on the lens

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17
Q

PPM is generally _______ (benign or malignant)

A

benign unless it affects vision

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18
Q

thinning of iris tissue.

A

iris hypoplasia.

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19
Q

iris coloboma. typical vs atypical

A

lack of iris tissue so it looks like secluded pupil. typical- 6
atypical- any other location

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20
Q

uveal cysts.
common in ?

A

fluid filled sac lined by epithelium can be free floating or not. common in dogs.

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21
Q

age related thinning of iris tissue

A

iris atrophy

22
Q

proliferation of melanocytes flat. usually not progressive.

A

iris nevus. if not flat, suspect neoplasia.

23
Q

most common primary intraocular neoplasia

A

melanocytic neoplasia.

24
Q

uveal melanoma in dog. (benign or malignant)

A

typically benign, but locally invasive: secondary uveitis and glaucoma

25
Q

uveal melanoma- cats. (benign or malignant)

A

typically malignant. raised pigmentation. metastasis to liver and lung.

26
Q

uveal melanoma- horse (benign or malignant)

A

typically benign, locally invasive with secondary uveitis and glaucoma

27
Q

typical treatment for melanocytic neoplasia

A

diode laser therapy, iridectomy, enucleation

28
Q

pink, vascular mass from behind the pupil. middle aged to older animals. locally agressive

A

ciliary body adenoma

29
Q

common cancers that metastasize to the eye

A

lymphoma

30
Q

big thick vessels on the sclera

A

episcleral injection

31
Q

intraocular dz that presents with 360 corneal vascularization. looks like brush work

A

ciliary flush

32
Q

corneal edema is fluid build up where?

A

in the stromal layer of the cornea

33
Q

a common pupillary appearance associated with uveitis pain

A

miosis, ciliary muscle cramp

34
Q

synechiae. what is the most common form in uveitis

A

adherence of the iris to the lens or the cornea. most commonly is the iris to lens in uveitis

35
Q

release of protein into the aqueous. haziness in the anterior chamber

A

aqueous flare

36
Q

manifestation of uveitis if dog has hyperlipidemia

A

lipemic aqueous. blood vessels leak lipid.

37
Q

accumulation of inflammatory cells that adhere to the corneal endothelium. tiny dots. common in cats. can cause edema of the cornea.

A

keratic precipitates KP. common in uveitis.

38
Q

inflammatory cells in the anterior chamber. settles to the bottom

A

hypopyon

39
Q

hyphema

A

blood in the eye

40
Q

congestion of the blood vessels in the iris. they can increase in size and cause the iris to appear red

A

rubeosis iridis

41
Q

aphakia

A

lack of lens

42
Q

lens coloboma

A

lack of a part of the lens in a notch like shape

43
Q

sudden blindness, fundus looks normal. ERG is abnormal

A

SARDS. if ERG was normal think retrobulbar neuritis

44
Q

owner complains of night blindness, lack of optic blood vessels and hyper reflectivity in fundic exam.

A

PRA. no TX

45
Q

most common form of retinal detachment

A

exudative, fluid build up. commonly from hypertension

46
Q

what are whippets commonly predisposed to ocularly

A

syneresis. vitreous liquification

47
Q

iris balloons up from aq flow obstruction

A

iris bombe

48
Q

generally what is glaucoma

A

decrease in the drainage angle causing increase IOP from aq humor

49
Q

why is dilated pupil seen in glaucomA

A

increase in IOP causes paralysis of the sphincter muscle

50
Q

haab’s striations, cupped optic n, and lens luxation are associated with

A

chronic glaucoma

51
Q

cat and equine glaucoma is usually 2’ to what

A

uveitis ERU

52
Q

therapy goals for glaucoma

A

maintain vision, decrease IOP, preventative tx of normal eye to slow progression

sensing and seeing (21 decks)

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