Brain fluid MRI could spot Alzheimer's and hydrocephalus earlier
NCT ID NCT04099823
First seen Jun 27, 2026 · Last updated Jun 27, 2026
Summary
This study tests a new MRI technique to measure how cerebrospinal fluid flows in the brain. Researchers will compare 50 healthy volunteers and patients with conditions like Alzheimer's disease or normal pressure hydrocephalus. The goal is to improve diagnosis and understanding of brain disorders that affect thinking and movement.
This is an AI summary of the original study and may miss details. Read our disclaimer.
Study facts
What this study's own registry entry says, in plain language.
- Phase
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Not a phased trial
Phase numbers describe drug development. The registry uses this when they do not apply, as it does for trials of devices, procedures or behaviour changes, and for observational studies.
- Participants
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About 50 people
The number the study aims to enrol. It can still change while the study runs.
- Started
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Oct 2019
- Expected to finish
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Jan 2027
An estimate. End dates often move.
- Lead sponsor
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Other sponsor
The registry's catch-all category, for sponsors it does not file as a company, a government agency, or a research network.
Who can take part
This study's own entry requirements. Only the study team can say for certain whether you qualify.
- Ages
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18 years and older
- Sex
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Anyone
- Healthy volunteers
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Accepted
You do not need to have the condition being studied to take part.
Show the full entry requirements Hide the full entry requirements
Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.
Inclusion Criteria: * A healthy control will be defined as an otherwise healthy person who does not have a medical condition that affects brain function or have problems with concentration, memory, balance, or coordination. * Patients who have a suspected diagnosis of altered CSF dynamics including but not limited to normal pressure hydrocephalus will be referred to Dr. Cogswell by their care team to be included in the study. Conditions of altered CSF dynamics include obstructive and non-obstructive hydrocephalus and may be associated with headaches and/or decreased cognitive function. * Similarly, patients with impaired cognitive function including but not limited to Alzheimer's disease will be referred to Dr. Cogswell by their care team to be included in the study. Exclusion Criteria: * Subjects with non-MRI compatible devices * required sedation * women who may be pregnant will be excluded. * The first 10 subjects with normal pressure hydrocephalus will not have previously been shunted.
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Conditions
The condition(s) this trial relates to.
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
How to take part
Only the study team decides who joins. These are the ways to reach them.
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The places running it
1 site. The list below names each one and where it is.
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The official record
ClinicalTrials.gov lists the study team's own contact details, including names and phone numbers. We don't republish those.
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A doctor treating you
A doctor who knows your case can contact a study site on your behalf, and can tell you whether this study is worth pursuing at all.
Contacts and locations
Locations
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Mayo Clinic
RECRUITINGRochester, Minnesota, 55905, United States
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