Brain scan study aims to improve dementia care for all

NCT ID NCT04426539

Completed Knowledge-focused Sponsor: American College of Radiology Source: ClinicalTrials.gov ↗

First seen Jun 25, 2026 · Last updated Jun 27, 2026 · Updated 2 times

Summary

This completed study followed over 6,000 Medicare patients with memory problems to see if a special brain scan (amyloid PET) helps doctors make better care decisions. The study included a diverse group of participants to ensure findings apply to everyone. It did not test a new drug or treatment, but rather looked at how the scan results relate to patient outcomes over 12 months.

What this could mean

Our plain-language read of the trial. This is informational only — not medical advice or a prediction.

What this could lead to: If successful, this study could show how amyloid PET scans help doctors manage dementia more effectively, especially in diverse groups.
What could go wrong: This is an observational study, not a treatment trial. It cannot prove that PET scans improve outcomes, only that they are associated with certain care patterns.

This is an AI summary of the original study and may miss details. Read our disclaimer.

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Conditions

The condition(s) this trial relates to.

Alzheimer disease Cognitive Dysfunction dementia

As listed by the trial registrant

The condition terms exactly as the trial's registrant entered them.

ALZHEIMER'S DISEASE DEMENTIA MILD COGNITIVE IMPAIRMENT

Contacts and locations

Locations

Full list of Active Sites and Imaging Facilities

Philadelphia, Pennsylvania, 19103, United States

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