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.

Bar graph indicating the number of wild poliovirus type 1 cases, by country and month of paralysis onset (worldwide, January 2020 to April 2022)

Data as of May 5, 2022. Abbreviation: WPV1 = wild poliovirus type 1. (Source: Rachlin A, Patel JC, Burns CC, et al. Progress toward polio eradication - worldwide, January 2020-April 2022. MMWR Morb Mortal Wkly Rep 2022;71[19]:650-5.)

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