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retina 2 NBEO.txt
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What retinal cells undergo a graded potential?
Bipolar cells
Photoreceptor cells
Horizontal cells
What does Tay Sach's disease present in the retina?
Cherry Red macula
What do emboli do in the retinal vessels?
Cause CRAO, BRAO
What do thrombi do in the retinal vessels?
cause CRVO, BRVO
What is the most common retinal vascular occlusive disease?
BRVO
What retinal vascular disorder are Hollenhorst plaques seen?
BRAO
What is associated with snowflake cataracts?
Uncontrolled DM
What is the 4-2-1 rule?
For severe NPDR
Severe heme in 4 quadrant
Venous beading in 2 quadrant
IRMA in 1 quadrant
What is the prognosis for severe NPDR?
Within one year 90% chance it will become PDR
What are the criteria for CSME?
Retinal thickening within 500um of fovea (1/3 DD)
HE within 500um
Retinal thickening of at least 1DD within 1 DD of fovea
What stage of hypertensive retinopathy do flame hemes typically present?
Stage 3
What are the findings in stage 4 hypertensive retinopathy?
Bp 140/110+
Macular star
Papilledema
Elsching spots
Silver wire
What findings are associated with ocular ischemic syndrome?
Gradual vision loss
Periorbital pain
Amaurosis fugax
Unilateral DBH
NVD, NVI
What are typical sources of ocular ischemic syndrome?
Carotid/ophthalmic artery occlusion
GCA
HTN
DM
Cardiac disease
What form of idiopathic juxtafoveolar retinal telangiectasia has the worst prognosis?
When It is bilateral and acquired
What is coat's disease?
Unilateral telangiectatic dilated vessels with light bulb appearance
What signs are associated with coat's disease?
Unilateral telangiectatic dilated vessels with light bulb appearance
Marked HE
Intraretinal heme
Exudative RD
NVG
Leukocoria
Strab
What part of the retina is last to develop and causes most problems in prematurity?
Anterior temp
What are the risk factors for wet AMD?
Soft confluent drusen
Focal hyperpigmentation
HTN
Smoking
What are other diverse complications of high myopia?
Posterior staphylomas
Fuch's spots
Lacquer cracks
Macular holes
What is the most common retinal dystrophy?
RP
What is usher's syndrome
RP + hearing loss
What is the common triad for RP?
Bone-spicule pigmentation
Arteriolar attenuation
Waxy optic disc pallor
What are typical signs of stargardt's disease?
Rapid vision loss
Pisciform yellow flecks
RPE mottling
Beaten bronze macular pattern
Bull's eye maculopathy
Sat and pepper fundus
How is choroideremia genetically passed on?
x- linked
what are differential diagnoses for bull's eye maculopathy?
Stargardt's
Progressive cone dystrophy
Chloroquine toxicity
Hydroxychloroquine toxicity
Thioridazine toxicity
What is the other name for best's disease?
Vitelliform dystrophy
What electric signals testing is found in Best's disease?
Abnormal EOG
Normal ERG
Where is lattice degeneration typically found?
Bilaterally
Temporally and superior
Retinoschisis occurs in what retinal layer?
Outer plexiform layer
Infro temporal
What diseases cause angioid streaks?
PEPSI
Pseudoxanthoma elasticum
Ehlers-danlos syndrome
Paget's disease
Sickle-cell disease
Idiopathic
What are asteroid hyalosis made of?
Calcium-phosphate soaps
What are synchysis scintillans made of?
Golden-brown cholesterol crystals
Author
cjensen20
ID
295704
Card Set
retina 2 NBEO.txt
Description
Retina 2 NBEO Optometry
Updated
2/24/2015, 8:21:37 PM
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