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New ultrasound protocols aim to map normal blood vessel sizes

NCT ID NCT06841887

What the study statuses mean

This study's is highlighted.

Recruitment status, easiest to join first

Recruiting now This study
This trial is taking on new participants right now.
Not yet recruiting
Registered, but not yet taking participants.
By invitation only
Not open to general applications. Only people the study team invites can take part.
Paused
Paused for now. It may or may not start again.
Ongoing
Running, but no longer taking on new participants.
Completed
The trial has finished. Results may not be published yet.
Stopped early
Stopped early, before it reached the end. That can be for many reasons, including safety.
Cancelled
Cancelled before anyone took part.

Expanded access (not trials)

Expanded access
Not a trial. This treatment can be requested outside a study, case by case, for people who qualify.
Expanded access (paused)
Not a trial. The treatment can normally be requested outside a study, but is unavailable right now.
Expanded access (ended)
Not a trial. The treatment could once be requested outside a study, but no longer can.
Approved
The treatment has been approved, so it is available normally rather than through this programme.

When the status isn't known

Details not published
The full record has not been published yet, so there is little to show here.
Status unknown
This status has not been confirmed recently, so it may be out of date.

First seen Jun 26, 2026 · Last updated Jun 26, 2026

Summary

This study uses an advanced ultrasound machine to test new ways of measuring blood vessels in the arm and neck. Researchers will scan 60 healthy adults aged 18 to 75 to set normal ranges and check if the measurements are repeatable. The goal is to improve future diagnosis of kidney and brain diseases.

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 help doctors better understand normal blood vessel measurements, which may improve diagnosis of kidney and brain diseases.
What could go wrong
This is a small, early-stage observational study with only 60 healthy participants. It does not test any treatment, so results may not apply to sick patients.

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.

Participants

About 60 people

The number the study aims to enrol. It can still change while the study runs.

Started

May 2025

Expected to finish

Mar 2027

An estimate. End dates often move.

Lead sponsor

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.

Who is studied

Participation in this study will be proposed to subjects with no previous history of kidney or cerebral disease, and no pathologies that might have affected the vascular system (hypertension, diabetes). Sixty subjects will be studied, 30 females and 30 males. For both genders, they must be equally distributed within 3 age-groups: 18-40 years, 41-55 years and 56-75 years.

Ages

18 to 75 years

Sex

Anyone

Healthy volunteers

Accepted

You do not need to have the condition being studied to take part.

Show 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: * Provision of informed consent prior to any study specific procedures * Female and/or male aged between 18 and 75 years * No previous history of kidney or cerebral disease and no pathologies that might have affected the vascular system Exclusion Criteria: * Previous history of kidney or cerebral disease or pathologies that might have affected the vascular system * Legal incapacity, limited legal capacity, intellectual disability, uncooperative attitude or any other evidence that the subject will not be able to understand the study aims and procedures

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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.

  1. The places running it

    1 site. The list below names each one and where it is.

  2. The official record

    ClinicalTrials.gov lists the study team's own contact details, including names and phone numbers. We don't republish those.

    Open the record ↗

  3. 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

  • Clinical Research Centre for Rare Diseases Aldo e Cele Daccò

    RECRUITING

    Ranica, BG, 24020, Italy

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