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Can dementia be picked up on a scan? A Guide to Brain Imaging for Diagnosis

Over 55 million people worldwide are living with dementia, a number that is projected to grow significantly. When cognitive changes are noticed, many people ask: **Can dementia be picked up on a scan**? Imaging is a powerful tool, but its role in diagnosis is often misunderstood, serving as a piece of a larger diagnostic puzzle rather than a definitive answer on its own.