Eyes Flashcards
What is the #1 priority when a patient comes in with an eye complaint?
have to assess visual acuity
What does 20/40 vision mean
the patient can see at 20 feet what a normal person can see at 40 ft
what is amblyopia?
Cause?
lazy
Strabismus
What vision level is considered legally blind?
20 out of 200
What test do we perform to assess for colorblindness?
Ishihara test
What is CN2
CN3
CN4
CN 6
CN2 = vision (optic)
CN3 = accommodation (oculomotor)
CN4 = downward and inward movement (Trochlear)
CN6 = outward movement (Abducens)
Which CN is assessed with the Snellen chart?
CN 2 the optic nerve
Which CN is assessed with the Snellen chart?
CN 2 the optic nerve
What is a normal fundoscopic exam?
retinal arteries that are thinner and lighter than veins
What is papilledema?
Management?
optic disc swelling
REFER
Patient comes in with sudden severe eye pain, blurry vision, and their eye feels firm to the touch…
What’s the first thing you do?
The patient has increased interocular pressure…what’s the diagnosis?
Tonometry
Acute angle closure glaucoma.
What is the treatment for acute angle closure glaucoma?
ER referral
What is the risk with acute angle closure glaucoma?
permanent vision loss
Difference between Pterygium
vs
PiNguecula
Pterygium encroaches on actual cornea
PiNguecula does Not
With viral conjunctivitis, what are the common lymph nodes to see enlarged?
pre-auricular or submandibular node
In allergic conjunctivitis, what lymph nodes are enlarged
cervical chain
What is the medical term for pink eye?
adenoviral conjunctivitis
An elderly patient comes in and says they are having a alot of symptoms driving at night.
Physical exam = absent red reflex.
Whats the diagnosis?
Cataracts
Patient presents with central vision loss…Dx?
Tx?
Macular degeneration; common with aging
Tx: Put things in larger print to read
A middle aged person presents saying that their arms seem too short…what vision problem is this?
Tx?
Presbyopia
Tx: Reading glasses
Your patient that just had an episode of Bell Palsy did not keep up with their lubricating eye drops…what do they usually get?
corneal abrasion
Patient comes in with eye pain, sensitive to light, and not able to see as normal, and entire eye appears red…
Physical Exam = inflamation and swelling of the Iris
Dx?
Tx?
Iritis
Tx: Ophthalmology immediately. Can lead to permanent blindness
