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.

Wilder Penfield

Canadian neurosurgeon Wilder Penfield in 1934. (Courtesy of McGill University Archives.)

Related Media

Associated Disorders

  • Brainstem hemorrhage
  • Brainstem infarction
  • Central nervous system neoplasms
  • Cerebral hemorrhage
  • Cerebral infarction
  • Demyelinating diseases of the central nervous system
  • Epilepsy
  • Multiple sclerosis
  • Seizures
  • Traumatic brain injury