Cell or Molecular Dysfunction
wallerian degeneration
Subclass of:
Nerve Degeneration
Definitions related to wallerian degeneration:
  • A condition caused by degeneration, atrophy, and destruction of the distal part of a nerve fiber's axon and myelin, when continuity with the neural cell nucleus has been severed due to injury. Signs and symptoms include muscle weakness, altered sensation, and limb numbness.
    NCI Thesaurus
    U.S. National Cancer Institute, 2021
  • Degeneration of distal aspects of a nerve axon following injury to the cell body or proximal portion of the axon. The process is characterized by fragmentation of the axon and its MYELIN SHEATH.
    NLM Medical Subject Headings
    U.S. National Library of Medicine, 2021
  • Fatty degeneration of a nerve fiber which has been severed from its nutritive centers.
    CRISP Thesaurus
    National Institutes of Health, 2006
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This content should not be used in place of medically-reviewed decision support reference material or professional medical advice. Some terms may have alternate or updated definitions not reflected in this set. The definitions on this page should not be considered complete or up to date.