• chronic
  • OCT angiography is a new tool that can evaluate the density of the radial peripapillary capillary network, which has been shown to be decreased in various chronic optic neuropathies. (arvojournals.org)
  • eyes
  • However, if the eyes are asymmetrically affected, i.e. one eye's optic nerve is more damaged than the other, it will produce an important sign called an afferent pupillary defect. (wikipedia.org)