CHAPTER 16 Flashcards
visual acuity test involves lines of descending
letter sizes on a chart placed at eye level in a well-lit area.
SNELLEN CHART
For non-verbal clients or those with communication
impairments, the ___ IS USED
E chart
Near vision for clients over 40 is tested by holding the
pocket
JAEGER TEST
Normal in young children, the pupils will appear at the inner canthus
Pseudostrabismus
defined according to the direction toward
which the eye drifts and may cause amblyopia.
Strabismus
Usually the result of weakness or paralysis of one or more extraocular muscles.
Paralytic
Strabismus
Outwardly turned lower lid
Ectropion
Inwardly turned lower eyelid
Entropion
Sty
Hordeolum
Bright red areas of the sclera
Subconjunctival
hemorrhage
Thickening of the bulbar
conjunctiva that extends across the nasal side
pterygium
Staphylococcal infection of the eyelid
Blepharitis
constricted and fixed pupils Possibly a result of narcotic drugs or brain damage
Miosis
Pupils of unequal size.
Anisocoria
Dilated and fixed pupils, typically resulting from central nervous system injury,
Mydriasis
Swollen optic disc
Blurred margins
Papilledema
Solid, smooth surface and
well-defined edges
* Creamy yellow-white, small,
round spots typically
clustered in circular, linear, or
star pattern
Hard Exudate
Round, tiny red dots with
smooth edges on retinal
background
Microaneurysms
Also known as soft exudates,
Cotton Wool
Patches
Caused by loss of arteriole
wall transparency from
hypertension
Arteriovenous
Banking
Opaque or silver appearance
caused by thickening of
arteriole wall
Silver Wire Arteriole
AV crossing abnormality
characterized by vein
appearing to stop short on
either side of arteriole
Arteriovenous
Nicking
White optic disc
* Lack of disc vessels
Optic atrophy
Inflammation of the sclera
Diffuse episcleritis
look like gray spokes that point inward when seen with a flashlight;
Peripheral
cataracts
appear gray when seen with a flashlight;
Nuclear cataracts
Eyes turn outward.
Exotropia
is an inward drift
Esophoria
outward drift of the
eye.
exophoria
Drooping eye
Ptosis