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7 Cards in this Set
- Front
- Back
- 3rd side (hint)
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Visual loss in adults
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Diabetes retinopathy --abrupt vision loss therefore SCREENING |
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Diabetic retinopathy - pathogenesis
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decr.retinal bloodflow --> pericyte loss --> dysregulated capillary endothelial cells --> capillary dilation --> incr. vasoactive substances --> endothelial proliferation --> capillary obstruction
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hypoxia --> VEGF+ --> new vessels & vessels permeable
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New vessels in retina - consequences
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Glaucoma, macula oedema, cannal of Schlem obstruction
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(3)
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Proliferative retinopathy vs non-proliferative
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Presence of new vessels -OR- no new vessels
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Non-proliferative retinopathy
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microaneurysms vessel occlusion dilated & tortuous vessels |
(3)
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Retinal Haemorrhage
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green - white- yellow- red- |
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