Mental or Behavioral Dysfunction
neurasthenia Audio
neur·as·the·ni·a [ noo r-uh s-thee-nee-uh, nyoo r- ]
Subclass of:
Somatoform Disorder
Definitions related to neurasthenia:
  • A mental disorder characterized by chronic fatigue and concomitant physiologic symptoms.
    NLM Medical Subject Headings
    U.S. National Library of Medicine, 2021
  • (nervous debility) An episode of acute, severe anxiety or depression associated with an inability to function as normal.
    NCI Thesaurus
    U.S. National Cancer Institute, 2021
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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.