Winter 2016 GP Newsletter

Branch Retinal Vein Occlusion

Figure 1 - Fundus Photograph of Left Superior BRVO

Branch retinal vein occlusion (BRVO) is a vascular occlusive disease of the retina, caused by thrombotic occlusion of a retinal venule where it is crossed by an arteriole.

Systemic hypertension is by far the most common risk factor, resulting in arteriosclerosis and secondary compression of an underlying venule where these cross in the retina. Young patients or those with bilateral or recurrent BRVOs additionally require investigation for thrombophilia, vasculitis, and connective tissue diseases. Read Moreā€¦