EENT and Sinuses Flashcards
Diplopia
double vision
Tonemetry
determine pressure within the eye
normal: 10-21 mm Hg
More than 22 = increased risk of glaucoma
Snellen E chart
Distance visual acuity test
determines near sightedness
Jaeger reading card
Near visual acuity test
determines farsightedness
Corneal light reflex test
Assesses parallel alignment of eyes
Position Test
Assesses eye muscle strength, CN functioning
PERRL
Pupils Equal Round, Reactive to Light
PERRLA
Pupils Equal Round, Reactive to Light & Accommodation
Normal distance visual acuity
20/20
Myopia
Impaired vision
Cover test
Determines deviation in alignment or strength of the eyes
Phoria
Misalignment of the eyes
Strabismus
constant malalignment of the eyes
Estropia
inward turn of the eye
Extropia
outward turn of the eye
Nystagmus
shaking movement of the eye
Entropian
inverted lower eyelid
Ectropian
everted lower eyelid
Chalazion
bump on lower lid
Ptosis
drooping lid
Pterygium
Protective covering which grows over the eye from the inner aspect
Exopthalmous
bulging eyes
Hypopyon
accumulation of white blood cells over the eye
Hyphemia
RBCs collect in lower half of eye after injury
Miosis
pinpoint pupils
Anisocoria
unequal pupils
Mydriasis
Dilated, fixed pupils