15-Year study to uncover how thymus removal affects immune health in down syndrome

NCT ID NCT07416201

First seen Jun 26, 2026 · Last updated Jul 17, 2026 · Updated 3 times

Summary

This natural history study will follow 700 people with Down syndrome and their healthy relatives for up to 15 years. Researchers want to learn how removing part of the thymus during heart surgery affects the immune system over time. Participants will have yearly check-ups, blood and stool tests, and heart and lung function tests. The goal is to better understand infections, autoimmune problems, and blood diseases in this population.

This is an AI summary of the original study and may miss details. Read our disclaimer.

Get updates

Get notified about this study

Sign up to get updates when this study changes or when new studies for DOWN SYNDROME are added.

Our safety recommendation!

By submitting, you agree to our Terms of use

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.

Contacts and locations

Locations

  • National Institutes of Health Clinical Center

    RECRUITING

    Bethesda, Maryland, 20892, United States

More trials for these conditions

Other studies related to the condition(s) this trial covers.