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A neurologist's perspective on the aging brain

¹Department of Neurology, Albert Einstein College of Medicine, New York, NY, USA.

Archives of Neurology

|October 28, 1997

Summary

Neurologists observe numerous dementia cases, primarily Alzheimer disease (AD), in elderly patients. This reflects a long-term clinical perspective on degenerative neurological syndromes in aging populations.

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Area of Science:

Neurology
Geriatrics
Neurodegenerative Diseases

Background:

Extensive clinical experience with older patients in long-term care settings.
Observation of thousands of cases over 30 years.
Focus on dementias and other degenerative neurological syndromes.

Purpose of the Study:

To provide a clinical perspective on the prevalence and progression of dementia, particularly Alzheimer disease (AD).
To reflect on the evolution of the understanding and terminology of AD over a 30-year career.

Main Methods:

Longitudinal clinical observation of patients in old age homes and chronic hospitals.
Case review and analysis of neurological syndromes, focusing on dementia progression.
Comparison of current understanding of Alzheimer disease (AD) with historical definitions.

Main Results:

A high proportion of elderly patients present with steadily or rapidly advancing dementias.
The clinical presentation aligns with what is currently termed Alzheimer disease (AD).
The definition and application of the term Alzheimer disease (AD) have broadened significantly over time.

Conclusions:

Alzheimer disease (AD) is a prevalent and progressive neurodegenerative condition in the elderly population.
Clinical practice reveals a wide spectrum of dementia presentations consistent with AD.
The evolving understanding of AD necessitates a broader diagnostic scope than historically applied.

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