Research Index entry · Study
Amyloid in brain blood vessel walls linked to higher five-year dementia risk
- Evidence
- People · not peer-reviewed
- Source
- newsroom.heart.org
- Added
- 21 October 2026
What it is
Cerebral amyloid angiopathy (CAA) is amyloid building up in the walls of the brain’s small blood vessels. In insurance records covering nearly 2 million Americans, people diagnosed with it had about four times the rate of dementia within five years.
Where it stands
A conference presentation, not yet peer-reviewed.
Update timeline
What changed
Newest first. Only changes to the subject itself appear here: new information, or something proven wrong.
- WatchingThe Scouts look again every Friday
Only new information or a correction shows up here, not another mention of the same thing.
- No changes yet
Nothing new or corrected since this entry was added.
Research connections
Why these belong together
A connection has to say what it adds. Shared keywords alone don’t count.
Study · Organizations
Higher body weight raises vascular dementia risk, largely through blood pressureBoth point to the brain’s blood vessels as a road to dementia.
People · strong evidenceStudy · Institutions
Only the most severe CTE was clearly tied to dementiaBoth tie one kind of brain damage to dementia risk, counted across many people.
People · brain donors