Eye Facts Flashcards
(46 cards)
vessel proliferation in diabetic retinopathy leads to
vitreous hemorrhage and retinal detachment
function of atropine
anticholinergic - mydriasis/cycloplegia
purulent discharge
conjunctivitis
cause of bacterial conjunctivitis
staph, strep, haem
first tx in arteritic ischemic optic neuropathy
high does steroids
blockage of oil gland
chalazion
first stage in diabetic retinopathy
lose pericytes/form microaneurysms => ischemia
CMV retinitis end stage
detached retina
exo
towards ear
alpha agonist
vasoconstriction leads to decreased humor production
ischemia in diabetic retinopathy leads to
VEGF and vessel proliferation
wet ARMD
neovascularization
infection of vitreous/aqueous
endophthalmitis
infection around eye
orbital cellulitis
what happens to cup in acute closed angle
plate turns to cup
bacteria in oil gland
hordeolum
orbital floor frx
inferior rectus is trapped = diplopia on upward gaze
vision threatening problems
corneal infection, iritis, scleritis, acute glaucoma, hyphema, orbital cellulitis
function of pilocarpine/muscarinic agonist
contract ciliary muscle, open channel of schlemm
definition of astigmatism
> 1.5 diopter difference
what not to give for corneal abrasian
topical anesthetics
common cause of endophthalmitis
iatrogenic
eso
towards nose
B blockers (propanalol) function
inhibit secretion