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.

Spinal cord tissue sample revealing polio type III degenerative changes (low magnification)

Photomicrograph of a spinal cord tissue sample at low magnification in the region of the anterior horn, revealing polio type III degenerative changes. (Source: CDC/Dr. Karp, Emory University, 1964. U.S. Centers for Disease Control and Prevention, Public Health Image Library. Public domain.)

Associated Disorders

  • Aseptic meningitis
  • Bulbar polio
  • Bulbospinal polio
  • Infantile paralysis
  • Nonparalytic polio
  • Paralytic polio
  • Polioencephalitis
  • Post-polio progressive muscular atrophy
  • Post-polio syndrome
  • Spinal paralytic polio