Sign Up for a Free Account

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

Sign Up for a Free Account For information on discounts, see Plans & Pricing

  • 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.

Polio "handwalker" with quadrupedal (hands-and-knees crawl) gait after poliomyelitis (2)

Case of German orthopedist Oskar Vulpius (1915). Boy using a hands-and-knees crawl: infantile spinal paralysis (handwalker) (observation of Professor O Vulpius, Heidelberg). (Source: Ibrahim J. Poliomyelitis anterior acuta [acute spinal infantile paralysis]. In: Burr CW, editor. Text-book on nervous diseases. Philadelphia: P Blakiston’s Son & Co, 1915:793-810. See also: Lanska DJ. A human quadrupedal gait following poliomyelitis: From the Dercum-Muybridge collaboration [1885]. Neurology 2016;86:872-6.)

Related Article

Related Media

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