Flashcards in ocular manifestations of systemic disease Deck (31):
what are cotton wool spots?
Retinal blood vessels leak
Nonproliferative diabetic retinopathy
what does tissue hypoxia result in?
Neovascularization, vitreous hemorrhage, fibrous proliferation
proliferative diabetic retinopathy
shower of floaters or cobwebs; sudden loss of vision may decr to LP only
can macular edema, vitreous hemorrhage, or traction retinal detachment be seen with both nonproliferative and proliferative DR?
in terms of tx, ichemic maculopathy is _____ whereas macular edema is ______
not only does photocoagulation prevent further neovascularization, but is also reduces risk of _____ and ____
vitreous hemorrhage and traction retinal detachment
what can vitrectomy be used for?
management of vitreous hemorrhage or retinal detachment
what can improve macualr edema secondary to DM?
diuresis and BP control
elevated serum lipids are associated with?
retinal hard exudates
relationship b/w PDR and diabetic nephropathy
PDR increases risk for diabetic nephropathy
how to tx macular edema
focal macular laser
how to tx PDR?
Thickening/fibrosis-->Copper wiring/silver wiring light reflex broadens
most sensitive optho indications for HTN retinopathy
1. attenuation of arterioles
2. focal narrowing
3. AV changes
hard exudates, CWS, hemorrhages - what stage of ocular HTN
disc edema secondary to HTN
most common cause of unilateral or bilateral exophtalmos in adult
Circumcorneal injxn, pain, INTENSE Photophobia, decr vision, mitotic pupil
focal, non caseating granuloma; conjunctival, lacrimal
candlewax drippings in choroiditis
what ocular manifestations are assc'd with RA?
dry eyes, episcleritis, scleritis, corneal ulcers
what is the most common manifestation of CT disorders
o HA, scalp tenderness, jaw claudication, polymyalgia rheumatica
giant cell arteritis
tx of giant cell arteritis
immediate high dose steroids daily
o scintillating scotoma, amaurosis fugax, transient cortical blindness, homonymous hemianopia
temporary arterial obstruction
what kind of vision loss does amaurosis fugax result in?
sudden, transient; monocular dimming of vision
leading cause of visual loss in AIDS