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Mild cognitive impairment.

Howard Chertkow1

  • 1Bloomfield Centre for Research in Aging, Lady Davis Institute for Medical Research, Sir Mortimer B. Davis-Jewish General Hospital, McGill University, 3755 Chemin de la Cote St. Catherine, Montreal, Quebec, Canada H3T 1E2. howard.chertkow@mcgill.ca

Current Opinion in Neurology
|August 2, 2002
PubMed
Summary
This summary is machine-generated.

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Basic Science and Pathogenesis.

Alzheimer's & dementia : the journal of the Alzheimer's Association·2025

Mild cognitive impairment (MCI) is a transitional stage between normal cognition and dementia. Early intervention during MCI may prevent progression to Alzheimer's disease, with 19-50% of individuals progressing within 3 years.

Area of Science:

  • Neurology
  • Gerontology
  • Cognitive Science

Background:

  • Mild cognitive impairment (MCI) represents a critical transitional phase between normal aging and dementia.
  • Despite ongoing debate regarding its definition and characterization, MCI is a significant focus in research.
  • Understanding MCI is crucial for developing strategies to prevent dementia, particularly Alzheimer's disease.

Purpose of the Study:

  • To explore the significance of mild cognitive impairment (MCI) as a clinical state.
  • To review the current understanding of MCI progression to dementia.
  • To highlight the potential of MCI as a target for Alzheimer's disease prevention.

Main Methods:

  • Review of natural history studies focusing on mild cognitive impairment (MCI).

Related Experiment Videos

  • Analysis of biomarker studies investigating MCI progression.
  • Examination of Alzheimer's disease prevention trials targeting MCI cohorts.

    • Main Results:

    • Mild cognitive impairment (MCI) is characterized by a variable progression rate to dementia, with 19-50% of individuals progressing within 3 years.
    • Significant progress has been made in identifying risk factors associated with MCI to dementia transition.
    • The MCI stage is increasingly recognized as a prime opportunity for therapeutic intervention.

    Conclusions:

    • Mild cognitive impairment (MCI) is a pivotal stage for intervention, offering a window to potentially prevent dementia.
    • Neurologists will face increasing demand for accurate diagnosis and management of MCI.
    • Targeting MCI in clinical trials and therapeutic strategies is essential for combating Alzheimer's disease progression.