Exam 5 Flashcards
(131 cards)
amsler grid
test used to diagnose vision problems (especially macular degeneration)
distant visual acuity - CNII - pt should be 20 feet away
snellen chart
hold handheld vision card ___ away
14 in
face pt 2 feet away - cover one eye - test when they can see your hands with peripheral vision
confrontation test
shine light 12 inches away - reflection of light on corneas should be in same spot on each eye - if asymmetric, may indicate muscle weakness/paralysis on one eye
corneal light reflex (Hirschberg)
test color vision
ishari plates
position for examining lacrimal apparatus
supine
fog/dark spot in center of vision - loss of central vision
macular degeneration
halos around lights
glaucoma
floaters located in…
vitreous humor
drooping eyelids
ptosis
eyelashes turn inward/inverted
entropion
eyelashes turn outward
ectropion
swelling of optic nerve
papilledema
inflammation of eyelids, typically Staph infection
blespharitis
pinkeye
conjunctivitis
inflammation of episcleral layer
diffuse episcleritis
styes (2)
hordeolum & chalazion
pinkish triangle growing in eye - grows toward inner canthus from the outer
pterygium
lens becomes opaque
cataract
pupil constriction
miosis
pupil dilation
midriasis
one pupil dilated, the other constricted
one reacts to light more
anisocoricas
Adie pupils
muscle wasting in eye
optic atrophy