<unk>  is four times more common than central<unk>  vein occlusion. *Usual age of onset is 60–70 years. *An analysis of population from several countries estimates that approximately 16 million people worldwide may have<unk>  vein occlusion.
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