Enrolling By Invitation OBSERVATIONAL NCT04680130

Clinico-Pathologic-Genetic-Imaging Study of Neurodegenerative and Related Disorders (AND1)

Sponsor: Mayo Clinic

Conditions Apraxia of Speech Behavioral Variant of Frontotemporal Dementia CBD FTD LPA MSA - Multiple System Atrophy PCA PPA PSP Parkinson Disease Semantic Aphasia Semantic Dementia

Interventions AV1451 Tau C-11 ER176 C-11 PiB

Updated 10 times since 2021 Last updated: Nov 19, 2025 Started: Nov 1, 2020 Primary completion: Nov 30, 2050 Completion: Nov 30, 2050

This information is for research purposes only and is not medical advice. Consult a healthcare provider before making any medical decision.

A observational or N/A phase clinical study on Apraxia of Speech and Behavioral Variant of Frontotemporal Dementia, this trial is ongoing. The trial is conducted by Mayo Clinic and has accumulated 10 data snapshots since 2020. Longitudinal tracking of this trial contributes to a broader understanding of treatment development timelines.

Status Flow

Change History

10 versions recorded

Dec 2025 — Present [monthly]

Enrolling By Invitation
Dec 2024 — Dec 2025 [monthly]

Enrolling By Invitation
Sep 2024 — Dec 2024 [monthly]

Enrolling By Invitation
Jul 2024 — Sep 2024 [monthly]

Enrolling By Invitation
Jun 2024 — Jul 2024 [monthly]

Enrolling By Invitation

▶ Show 5 earlier versions

Jun 2023 — Jun 2024 [monthly]

Enrolling By Invitation
May 2023 — Jun 2023 [monthly]

Enrolling By Invitation
May 2022 — May 2023 [monthly]

Enrolling By Invitation

Status: Recruiting → Enrolling By Invitation
Jan 2022 — May 2022 [monthly]

Recruiting
Jan 2021 — Jan 2022 [monthly]

Recruiting

First recorded

Nov 2020

Trial started

Per CT.gov start date — pre-dates our first snapshot

Eligibility Summary

No eligibility information available.

Contact Information

Sponsor contact:

Mayo Clinic

Data source: Mayo Clinic

For direct contact, visit the study record on ClinicalTrials.gov .

Study Locations

• Rochester, United States