Eye Exam- 7?s Flashcards

1
Q

What could be the cause of a sudden loss of vision

A

retinal detachment, vitreous hemorrhage

central retinal artery occlusion, CVA (stroke), trauma

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2
Q

what could be the cause of gradual loss of vision

A

aging, cataracts, glaucoma, HIV-CMV, autoimmune disease, DM, congenital, macular degeneration, neoplasm, pseudotumor cerebri

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3
Q

what is hyperopia, myopia?

A

hyperopia- farsightedness

myopia- nearsightedness

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4
Q

what is presbyopia

A

aging vision- loss of accomodation

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5
Q

what is heterophoria

A

failure of visual axes to remain parallel
esophoria- deviates inward
exophoria- deviates outward

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6
Q

What is included in examination of they eye

A

visual acuity, color blindness, visual field testing, external examination, conjunctiva and sclera, cornea, lens, pupil, EOM and opthalmoscopic exam

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7
Q

What is the chart used for far vision. near vision

A

far- snellen 20 ft away

near- and held 14 inches

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8
Q

What is the mechanical vision tester

A

titmus vision tester

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9
Q

OD is what

A

oculus dexter, right eye

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10
Q

OS is what

A

oculus sinister, left eye

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11
Q

oculus uterque is what

A

both eyes

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12
Q

what is entropion and extropion of the eyelids

A

entropion- eyelid turns inward

extropion- eyelid turns outward

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13
Q

a blue sclera is indicative of what

A

osteogenesis imperfecta

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14
Q

What is aniscoria

A

unequal pupils

one is greater than 0.5mm

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15
Q

What is a pinguecula

A

small nodule on bulbar conjunctiva, does not cross over to cornea

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16
Q

what is a pterygium

A

thickening of bulbar conjunctiva which grows across cornea

17
Q

what is a sty

A

infection at margin of eyelid

18
Q

what is a chalazion

A

painless nodule involving meibomian gland

19
Q

what is xanthelasma

A

flat yellow plaques found under due

associated with hyperlipidemias

20
Q

What is Tx for conjunctivitis

A

topical antibiotic

21
Q

what is a subconjunctival hemorrhage

A

leakage of blood under conjunctiva, painless sharply demarcated

22
Q

What is ciliary injection

A

inflammation of radiating vessels around limbus

painful, vision affected

23
Q

What is hyphema

A

blood under anterior chamber due to trauma

24
Q

What is papilledema

A

disc swollen with blurred margins- increased intracranial P

25
Q

What are the HTN changes in the eye

A

focal narrowing of vessels
AV nicking
cotton wool patches

26
Q

what are cotton wool patches in wyw

A

infarcted nerve fibers