Mental or Behavioral Dysfunction
cognitive impairment
[ kog-ni-tiv im-pair-muhnt ]
Subclass of:
Cognition Disorders
Definitions related to impaired cognition:
  • (cognitive impairment) Abnormal cognition with deficits in thinking, reasoning, or remembering.
    Human Phenotype Ontology (HPO)
    The Human Phenotype Ontology Project, 2021
  • (cognitive impairment) Problems with memory, language, thinking, or other brain functions, varying from mild to serious difficulty.
    Harvard Dictionary of Health Terms
    Harvard Medical Publishing, 2011
  • (cognitive disturbance) A notable change in cognitive function.
    NCI Thesaurus
    U.S. National Cancer Institute, 2021
  • (cognitive dysfunction) Diminished or impaired mental and/or intellectual function.
    NLM Medical Subject Headings
    U.S. National Library of Medicine, 2021
  • (cognitive dysfunction) Interference or disruption of cognitive processes. This term encompasses a large number of problems and issues associated with intellectual functioning and information processing. 2005
    NCI Thesaurus
    U.S. National Cancer Institute, 2021
  • (cognitive disturbance) A disorder characterized by a conspicuous change in cognitive function.
    Common Terminology Criteria for Adverse Events
    U.S. National Institutes of Health, 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.