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Updated: Jan 17, 2026

The 4 Mountains Test: A Short Test of Spatial Memory with High Sensitivity for the Diagnosis of Pre-dementia Alzheimer's Disease
Published on: October 13, 2016
Emma Weltings1,2, Merel C Postema1,2, Maureen van Dam1
1Alzheimer Center Amsterdam, Department of Neurology, Vrije Universiteit Amsterdam, Amsterdam UMC, Amsterdam, The Netherlands.
Young-onset dementia (YOD) patients show varying difficulties with daily living tasks. Dementia with Lewy bodies (DLB) patients face the most challenges, while primary progressive aphasia (PPA) patients face the least, impacting care planning.
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