In view of subsequent events it would be difficult to find a more interesting subject of inquiry than the internal religious and sociological conditions in Samaria at this age.
Its incidence following spine surgeries exceeds that after cardiothoracic surgeries. Various causes attributed to postoperative blindness include ischemic optic neuropathy, central or branch retinal artery occlusion, cortical blindness, and rarely external ocular injury.
Medicare and Cataracts Surgery. Cataracts are the leading cause of blindness in the world, according to the World Health Organization. Even though they can occur at any age, cataracts are most common later in life--so common that they're considered part of the aging process.