Each terminal choroidal arteriole supplies an independent lobule (segment) of the lamina choriocapillaris. Occlusion of these terminal arterioles produces a corresponding perfusion defect, and its ...

Retinal vascular occlusion (RVO) occurs when small veins in the back of the eye become blocked, and blood cannot flow through them. The condition can affect vision but does not cause total blindness.

Recent media reports from Pakistan suggest that Imran Khan, the former Prime Minister and World Cup-winning captain, has reportedly lost nearly 85% of vision in his right eye due to central retinal ...