Linking Tau PET to Medial Temporal Lobe Subregions With High Resolution MRI

University of Pennsylvania · NCT04251130

This study is trying to see how well a special brain scan can show changes in specific areas of the brain related to memory in people with conditions like Alzheimer's disease.

Quick facts

Study typeObservational
Enrollment150 (estimated)
Ages60 Years and up
SexAll
SponsorUniversity of Pennsylvania (other)
Locations1 site (Philadelphia, Pennsylvania)
Trial IDNCT04251130 on ClinicalTrials.gov

What this trial studies

Processing failed - manual review needed

Who should consider this trial

Good fit: Unknown

Not a fit: Unknown

Why it matters

Potential benefit: Unknown

How similar studies have performed: Unknown

Eligibility criteria

Show full inclusion / exclusion criteria
Inclusion Criteria:

* Males and females ≥ 60 years of age.
* Part of the NACC longitudinal cohort (IRB# 068200) of the PMC/ADCC with consensus conference designation of cognitively normal or Mild Cognitive Impairment (MCI) or Alzheimer's Disease (AD) Possible or Probable.
* NACC longitudinal visit completed or scheduled within 6 months before or after enrollment in this study.
* Women must be post-menopausal or surgically sterile.
* An amyloid PET scan, completed as a part of the NACC protocol (IRB# 825943), must be performed or scheduled within 12 months before or after the \[18F\]PI-2620 PET scan.
* A brain MRI, completed as a part of NACC protocol (IRB# 068200), must be performed or scheduled within 6 months before or after the \[18F\]PI-2620 PET scan. Scan should be of adequate research quality, including 3 Tesla and/or 7 Tesla high-resolution imaging of MTL structure.

Exclusion Criteria:

* Have any medical or psychiatric conditions that, in the opinion of the investigator, would compromise the subject's safety or successful participation in the study.
* Have evidence of structural abnormalities such as major stroke or mass on MRI that is likely to interfere with analysis of the PET scan.
* Inability to tolerate or contraindication to imaging procedures in the opinion of an investigator or treating physician.
* Have a history of significant or ongoing alcohol abuse or substance abuse or dependence based on medical record review or self-reported.

The inclusion / exclusion criteria will be ascertained through self-report in conjunction with any medical history available through the participant's medical or research records (EPIC or the ADC database)

Where this trial is running

Philadelphia, Pennsylvania

Study contacts

How to participate

  1. Review the eligibility criteria above with your treating physician.
  2. Visit the official trial page on ClinicalTrials.gov for the most current contact information and recruitment status.
  3. Contact the listed study coordinator or principal investigator to request pre-screening. Pre-screening is free and never obligates you to enroll.

View on ClinicalTrials.gov →

Conditions: Mild Cognitive Impairment

Last reviewed 2026-05-15 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.