Vascular Causes
Vascular Causes
- Retinal vein occlusion
- Characterised by stormy sunset appearance & Flame haemorrhages
- Afferent Pupil Defect present
- Usually via occlusion from thrombus
- Incidence increases with age
- Etiology – Glaucoma, inc BP, Atherosclerosis in retinal artery compression adjacent vein, inc cholesterol, inc homocysteine, polycythemia
- Emergency referral – laser tr, anti-VEGF (Ranibizumab)
- Retinal artery occlusion
- Characterised by Pale retina, Cherry red spot & Attenuated vessels
- Afferent Pupil Defect present
- Etiology – Thromboembolism
