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Teens' liver health after weight-loss surgery: a closer look

NCT ID NCT03587727

Knowledge-focused Sponsor: University of Colorado, Denver Source: ClinicalTrials.gov ↗

What the study statuses mean

This study's is highlighted.

Recruitment status, easiest to join first

Recruiting now
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 This study
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 Results may not be published yet.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This status has not been confirmed recently, so it may be out of date.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 27, 2026 · Last updated Jun 27, 2026

Summary

This study looked at 20 teens aged 13-20 with severe obesity who were scheduled for bariatric surgery. Researchers measured liver fat and how the body processes energy before and one year after surgery. The goal was to understand how the surgery affects liver health and metabolism.

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

20 people

The number who actually took part.

Started

Nov 2018

Finished

Jun 2023

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

Individuals age 13-20 years; Body Mass Index 35-55 m2/kg; Scheduled for Bariatric Surgery at Children's Hospital Colorado.

Ages

13 to 20 years

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: 1. Obese youth ages 13-20 years, scheduled for bariatric surgery at Children's Hospital Colorado 2. BMI 35-55 m2/kg 3. Maximal body circumference \<200 cm Exclusion Criteria: 1. Use of medications known to affect insulin sensitivity: oral glucocorticoids within 10; days, atypical antipsychotics, immunosuppressant agents, HIV medications. 2. Infectious hepatitis 3. Alcohol abuse 4. Mitochondrial disease 5. Type 2 diabetes 6. Medications that affect hepatic outcomes (e.g. PPAR-γ or PPAR-α, metformin) 7. Currently pregnant or breastfeeding women. Development of pregnancy during the study period will necessitate withdrawal from the study. 8. Severe illness requiring hospitalization within 60 days 9. Diabetes, defined as Hemoglobin A1C \> 6.4% 10. Anemia, defined as Hemoglobin \< 10 mg/dL 11. Diagnosed major psychiatric or developmental disorder limiting informed consent 12. Implanted metal devices that are not compatible with MRI

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Conditions

The condition(s) this trial relates to.

fatty liver disease Obesity obesity disorder Pediatric Obesity

As listed by the trial registrant

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

Adolescent obesity Bariatric surgery candidate Hepatic steatosis Obesity

Contacts and locations

Locations

  • University of Colorado Anshutz Medical Campus/Children's Hospital Colorado

    Aurora, Colorado, 80045, United States

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