Retinal venous occlusions are the second most common retinal vascular diseases, behind diabetic retinopathy. The retinal vein branch occlusion is defined as a retinal vein focal occlusion at the level of an arteriovenous crossing, where the artery lies anterior to vein. The clinical trial with laser photocoagulation for this disease, as well as new proposed surgical therapeutic techniques will be reviewed.
Retinal vein occlusion; Retinal vein; Light coagulation; Vitrectomy
