Sign Up for a Free Account

This is an image preview.
Start a Free Account
to view the full image.

  • Nearly 3,000 illustrations, including video clips of neurologic disorders.

  • Every article is reviewed by our esteemed Editorial Board for accuracy and currency.

  • Full spectrum of neurology in 1,200 comprehensive articles.

Optic neuritis OCT

OCT of right eye shows edema of optic disc after nonarteritic anterior ischemic optic neuropathy. To be noticed is a small cup-to-disc ratio of the contralateral eye, which translates into an increased risk of nonarteritic anterior ischemic optic neuropathy in that eye. (Contributed by Dr. Rosa Ana Tang.)