Reading...
Play button
Play button
Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
17 Cards in this Set
- Front
- Back
|
Dx
pt that has periods of mood disturbances while psychotic as well as periods of psychosis with normal affect |
schizoaffective disorder
|
|
|
what are the major features of acute angle closure galucoma
|
severe eye pain
red/inflamed eye dilated pupil hard orbit |
|
|
what are the major features of open angle glaucoma
|
cupping of optic disk (cup:disc ratio >50%)
|
|
|
Dx & Tx:
woman w/new onset rapid vision loss & pain w/mvmt |
Dx: optic neuritis of MS (i.e. acute MS flare)
Tx: IV steroids (e.g. methylprednisolone) |
|
|
what disorders are a/w cherry red spot of the macula
|
retinal artery occlusion
neimann pick's tay sach's |
|
|
what is the tx for macular degeneration
|
Vit C, E, & B-carotene
copper & zinc intravitreal ranibizumab laser photocoagulation |
|
|
what is the tx for retinal detachment
|
laser photocoagulation
cryotherapy |
|
|
what is the pattern of vision loss in glaucoma
|
peripheral to central
|
|
|
what is the pattern of vision loss in macular degeneration
|
central to peripheral
|
|
|
what is the differential diagnosis for dislocation of the lens of the eye
|
Marfan's syndrome (dislocates upward)
Homocystinuria (dislocates downward) Alport's |
|
|
what is the Rx for closed-angle glaucoma
|
ACETAZOLAMIDE: incr's aqueous humor removal --> decr's interocular pressure |
|
|
what is the Rx for open-angle glaucoma
|
DECREASE AQUEOUS HUMOR PRODUCTION:
B-blockers (e.g. timolol) a-adrenergic agonists (e.g. apraclonidine) INCREASE AQUEOUS HUMOR REMOVAL: PG anologs (e.g. latanoprost) a-adrenergic agonists (e.g. apraclonidine) cholinergic agonsits (e.g. pilocarpine) carbonic anhydrase inhibitors (e.g acetazolamide) IV mannitol for refractory cases SURGICAL: peripheral laser iridotomy |
|
|
classic presentation of pt with cataracts
|
DECR'D VISION:
painless, progressive, & usually bilateral near-sightedness (early manifestation) difficulty reading fine print difficulty night driving/reading road signs possible disabling "glare" (oncoming headlights/bright sunlight) |
|
|
eye abnormalities in pt with Vit A deficiency
|
night blindness
xerophthalmia (i.e. dry eyes) bitot spots |
|
|
what are bitot spots
|
areas of abnormal squamous cell proliferation & keratinization of the conjunctiva due to Vit A def.
|
|
|
what is central serous chorioretinopathy
|
temporary buildup of fluid under a portion of the macula
results in a "patch" of vision loss (due to retinal detachment) |
|
|
what is the classic pt with chorioretinopathy
|
20-50 y/o male
highly stressed Type A personality |
