<unk>  is a common retinal vascular disease of the elderly. It is caused by the<unk>  of one of the<unk> es of central retinal<unk> .
Branch retinal vein occlusion
Branch retinal artery occlusion
Retinal vasculitis
Central retinal vein occlusion
Central retinal artery occlusion
Arteritic anterior ischemic optic neuropathy
Retinal haemorrhage
Autoimmune optic neuropathy