ophtho Flashcards
hordeolum: painful or painless
painful
chalazion: painful or painless
painless
facial trauma + diplopia looking upward
orbital blowout fracture
teardrop sign
CT findings on orbital blowout fracture
eye trauma + hyphema + pupil looks like a teardrop
globe rupture (EMERGENCY)
mgmt of globe rupture
rigid eye shield/protect from pressure, do not remove impaled object, no topicals, emergent consult
mgmt of hyphema
place at 45degrees to keep RBCs from staining cornea
small, round, yellow-white spots on the outer retina are what?
drusen spots
when do you see drusen spots?
dry macular degen
how do you dx wet macular degen
fluorescein angiography
cotton wool spots
diabetic retinopathy
copper or silver wiring
hypertensive retinopathy
curtain vision, think 2 things:
retinal detachment, amaraurosis fugax
what is the ideal fluid to irrigate w/ for chemical eye burns
LR
if a patient has acute closed angle glaucoma what do you expect the optic disc to look like
cupping of optic disc
mgmt of closed angle glaucoma
acetazolamide*** (dec pressure), topical timolol (dec pressure), pilocarpine (miotic)
mgmt of open angle glaucoma
prostaglandin analogs like latanoprost
how does your management for bacterial conjunctivitis change if the patient wears contacts
you need to cover for pseudomonas
what is a marcus gunn pupil
when you shine a light in the unaffected eye, the affected eye dilates rather than constricts
when do you see a marcus gunn pupil
optic neuritis
cherry red macula
CRAO
box car vessels
CRAO
blood and thunder
CRVO
what artery is often involved in amaurosis fugax
external carotid artery
near-sighted, aka:
myopia
type of lenses for near-sighted
concave
far-sighted, aka:
hyperopia
type of lenses for far-sighted
convex
