1. Drop in Certain Visual Skills May Precede Alzheimer's - US News and World Report
Decline in spatial understanding can occur 3 years before diagnosis, study finds

2. Uncertainty Surrounds Testing for Alzheimer's - US News and World Report
Early diagnosis is helpful, but no sure-fire test exists, experts say

3. Alzheimer's disease : Signs and tests  (Trust Mark: Doctor-Reviewed)
The first step in diagnosing Alzheimer's disease is to establish that dementia is present. Then, the type of dementia should be clarified. A health care provider will take a history, do a physical exam (including a neurological exam), and perform ...• Reviewer: Luc Jasmin, MD, PhD, Departments of Anatomy & Neurological Surgery, University of California, San Francisco, CA. Review provided by VeriMed Healthcare Network. Also reviewed by David Zieve, MD, MHA, Medical Director, A.D.A.M., Inc.