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.

  • Listen to MedLink on the go with Audio versions of each article.

Buried drusen of the optic nerve

The optic disc is elevated with circumferential halo. But all the vessels are not obscured. The disc has a mild refractile appearance. (Contributed by Dr. Yue Li.)

Associated Disorders

  • Bilateral disc edema
  • Idiopathic intracranial hypertension