Sohan Singh Hayreh

2011

Ocular vascular occlusive disorders – that is, optic nerve ischemic disorders, retinal ischemic disorders and retinal venous occlusive disorders – collectively constitute the most common cause of acute visual loss. Nevertheless, information on these disorders has until recently been based primarily on clinical impressions, folklore, dogma, and “conventional wisdom” taught by one generation of ophthalmologists to the next, rather than based on systematic studies laying out basic scientific facts and pathogeneses.