Index/Topics/Dementia diagnosis

Dementia diagnosis

The process and requirements for a formal diagnosis of dementia, including comprehensive in-person evaluation and neurocognitive testing.

Fact-Checks

6 results
Jan 21, 2026
Most Viewed

Trump suffers from dementia

Public debate has sharply divided over whether Donald Trump “suffers from dementia”: multiple clinicians and commentators point to behaviours they say are consistent with dementia—disinhibition, word-...

Jan 27, 2026
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What are the strengths and limitations of MoCA index scores for differentiating dementia subtypes?

produces a 30-point total score and six domain-specific index scores (Memory, Executive, Attention, Language, Visuospatial, Orientation), and recent work shows those index scores can add useful signal...

Jan 12, 2026
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What do PET amyloid imaging results mean for asymptomatic older adults who test positive for plaques?

A positive amyloid PET in an older adult without symptoms means the scan has detected fibrillar amyloid plaques—an AD-related pathology that increases lifetime risk of cognitive decline but does not b...

Jan 29, 2026

How reliable are short cognitive tests like the MoCA for detecting presidential‑level cognitive decline?

Short cognitive screens such as the are well‑validated, rapid tools that are sensitive to early, mild and widely used as first‑line screens . However, they are not diagnostic instruments and—when used...

Feb 5, 2026

Did Biden have dementia?

There is no publicly verifiable medical diagnosis establishing that has dementia; mainstream medical experts and organizations note that formal diagnosis requires comprehensive, in-person evaluation a...

Jan 12, 2026

What medical criteria do clinicians use to diagnose dementia in public figures?

Clinicians diagnose dementia through a structured, multi-step clinical process that emphasizes cognitive and functional decline, exclusion of reversible causes, and—when needed—neuropsychological test...