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.
Complications of eyelid surgery, while rare, can cause prolonged healing, change in vision, and the possibility of requiring eye drops or ointment, temporarily or permanently. Blindness: The risk of permanent blindness is less than 1 out of 10,000.