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Updated: Mar 14, 2026

The 4 Mountains Test: A Short Test of Spatial Memory with High Sensitivity for the Diagnosis of Pre-dementia Alzheimer's Disease

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Peter A Ljubenkov¹, Michael D Geschwind¹

¹Department of Neurology, University of California, San Francisco (UCSF), Memory and Aging Center, San Francisco, California.

Seminars in Neurology

|September 20, 2016

Summary

This summary is machine-generated.

Diagnosing dementia requires recognizing atypical presentations beyond typical Alzheimer's disease. This guide offers clinical insights for identifying various neurodegenerative dementia syndromes using the VITAMINS mnemonic.

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Published on: October 13, 2016

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Published on: December 18, 2016

Area of Science:

Neurology
Geriatrics
Cognitive Science

Background:

Dementia is a progressive cognitive decline impacting daily function.
Alzheimer's disease (AD) with amnestic presentation is common.
Atypical dementia variants present diagnostic challenges.

Purpose of the Study:

To provide clinical insights for diagnosing diverse neurodegenerative dementia syndromes.
To highlight diagnostic pearls for challenging dementia presentations.
To introduce the VITAMINS mnemonic for etiological consideration.

Main Methods:

Review of clinical presentations of neurodegenerative dementias.
Discussion of diagnostic challenges in atypical dementia cases.
Application of the VITAMINS mnemonic for differential diagnosis.

Main Results:

Familiarity with typical Alzheimer's disease patterns is insufficient.
Atypical presentations require specialized diagnostic approaches.
The VITAMINS mnemonic aids in systematically considering dementia causes.

Conclusions:

Accurate dementia diagnosis necessitates awareness of atypical presentations.
Clinical pearls enhance the identification of various neurodegenerative syndromes.
Systematic etiological evaluation using mnemonics like VITAMINS improves diagnostic accuracy.