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Can a global patient registry crack the code of the rare disease ROHHAD?

NCT ID NCT03135730

Knowledge-focused Sponsor: Ilya Khaytin Source: ClinicalTrials.gov ↗

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 Results may not be published yet.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This status has not been confirmed recently, so it may be out of date.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 Sep 03, 2026 · Last updated Sep 04, 2026 · Updated 1 time

Summary

Researchers are building the first international registry for ROHHAD, a rare condition marked by rapid weight gain, breathing problems, and autonomic nervous system issues. The study invites people with suspected or confirmed ROHHAD to fill out confidential surveys about their health and medical history. By collecting detailed information from patients around the world, the team hopes to understand how the disease changes with age and to improve care guidelines for doctors everywhere.

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 this registry gathers enough detailed health data, it could help doctors worldwide anticipate the needs of people with ROHHAD and point toward better treatments.
What could go wrong
This is an observational registry, not a treatment trial, so it will not directly test any therapy. Participation relies on voluntary surveys, and the findings may take years to influence care.

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 1,000 people

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

Started

Jun 2013

Expected to finish

Dec 2039

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

Patients with suspected or confirmed ROHHAD worldwide

Ages

Children (under 18), adults (18 to 64) and older adults (65 and over)

Sex

Anyone

Healthy volunteers

Not accepted

This study is not open to healthy volunteers. The entry requirements below say who it is open to.

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: * Clinical diagnosis of suspected ROHHAD * Clinical diagnosis of confirmed ROHHAD Exclusion Criteria: * Clinical diagnosis not consistent with ROHHAD

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Conditions

The condition(s) this trial relates to.

Hypoventilation primary dysautonomia rapid-onset childhood obesity-hypothalamic dysfunction-hypoventilation-autonomic dysregulation syndrome

As listed by the trial registrant

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

Rapid-onset obesity with hypothalamic dysfunction, hypoventilation & autonomic dysregulation ROHHAD

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

  • Ann & Robert H. Lurie Children's Hospital of Chicago and the Stanley Manne Children's Research Institute

    RECRUITING

    Chicago, Illinois, 60611, United States