Eye Flashcards

1
Q

most common primary tumor of the eye

A

vascular tumor

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2
Q

lipogranuloma of the eye

A

chalazion

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3
Q

mimic chalazion but can metastasize

A

sebaceous carcinoma

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4
Q

[diagnosis]

redness, itching, heal without scarring

A

conjunctivitis

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5
Q

redness, itching, heal WITH scarring

A

trachoma

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6
Q

most common site of conjunctival neoplasm

A

limbus

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7
Q

blue sclerae in scleral ecctasia is due to?

A

increased IP

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8
Q

the main refractive surface of the eye

A

cornea

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9
Q

HSV causes keratitis by causing granulomatous reaction in the ___

A

descemet membrane

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10
Q

distorted perception of blue color due to browning of lens is due to the deposition of ____

A

urochrome

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11
Q

[glaucoma]

increase resistance to aqueous outflow via trabecular meshwork

chronic process

A

open-angle

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12
Q

[glaucoma]

peripheral zone of the iris adheres to the trabecular meshwork

acute process

A

angle closure

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13
Q

[glaucoma]

changes in optic nerve and visual field without increase in IOP

chronic process

A

normal pressure

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14
Q

___ refers to minute anterior subcapsular opacities

A

glaukomflecken

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15
Q

___ uveal tissue lining the ectatic sclera

A

staphyloma

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16
Q

inflammation within the vitreous humor

A

endophthalmitis

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17
Q

inflammation of the retina, uvea, sclera, orbit

A

panophtalmitis

18
Q

inflammation of the iris, cilary body, choroid

A

uveitis

19
Q

most common first evidence of metastasis of uveal melanoma

A

lover

20
Q

[retinal detachment]

unclean vitreous detachment tears the retina;

liquefied vitreous accumulates between RPE and neurosensory retina

A

rhegmatogenous

21
Q

[retinal detachment]

any condition that damages the RPE and permits fluid to leak from the choroidal circulation under the retina

A

non-rhegmatogenouos

22
Q

[retinopathy]

Presence of focal choroidal infarcts (elschnig pearls)

A

hypertensive retinopathy

23
Q

[retinopathy]

presence of copper of silver wiring

A

hypertensive retinopathy

24
Q

[retinopathy]

cotton wool spots

A

hypertensive retinomaty

25
Q

[retinopathy]

visual loss, retinal detachment, neovascular glaucoma, macular edema

cotton wool exudates

A

Nonproliferative diabetic retinopathy

26
Q

[retinopathy]

presence of neovascularization

visual loss, retinal detachment, neovascular glaucoma, macular edema

A

proliferative diabetic retinopathy

27
Q

[vascular occlusion syndromes]

occurs in ischemia, hollenhorst plaques or fragments of atherosclerotic plaque

cherry-red spot in macula with retinal pallor

true emergency

A

CRAO

28
Q

[vascular occlusion syndromes]

may occur with or without ischemia

retinal hemorrhages, dilated tortous retinal veins, cotton-wool spots, macular edema, optic disc edema

A

CRVO

29
Q

[diagnosis]

disturbance in the unit that maintains photoreceptor integrity (RPE, bruch membrane, choriocapillaris)

A

age-related macular degeneration

30
Q

[diagnosis]

apoptosis of rods and cones
waxy pallor of the optic disc
accumulation of retinal pigment around blood vessels

A

retinitis pigmentosa

31
Q

apoptosis of this causes nyctalopia

A

rods

32
Q

apoptosis of this cause visual acuity impairment

A

cones

33
Q

most common primary intraocular emergency in children

A

retinoblastoma

34
Q

[diagnosis]

leukocoria, small, round, blue cells

flexner-Wintersteiner rosettes

A

retinoblastoma

35
Q

___ are tumor cells encircling a central lumen (photoreceptor differentiation)

A

Flexner-Wintersteiner rosettes

36
Q

most common type of retinal lymphoma

A

diffuse large B cell lymphoma

37
Q

retinal lymphoma involves which part of the eye

A

RPE and neurosensory retina

38
Q

unilateral optic nerve swelling suggests

A

nerve compression

39
Q

loss of visoin secondary to demyelination of the optic nerve

A

optic neuritis

40
Q

most common primary optic nerve tumors

A

pilocytic astrocytoma and meningiomas

41
Q

End stage eye disease

A

pthisis bulbi

42
Q

[diagnosis]

atrophic eye with internal disorganization
ciliochoroidal effusion, cyclitic membrane, osseus metaplasia, hypotony

A

pthisis bulbi