Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Jul 22, 2026, 6:34 PM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Showing 1–1 of 1 matching trial from the live ClinicalTrials.gov search.
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Conditions
Klinefelter Syndrome, Trisomy X, XYY Syndrome, XXXY and XXXXY Syndrome, Xxyy Syndrome, Xyyy Syndrome, Xxxx Syndrome, Xxxxx Syndrome, Xxxyy Syndrome, Xxyyy Syndrome, Xyyyy Syndrome, Male With Sex Chromosome Mosaicism
Interventions
Assessments of Development and Growth
Other
Lead sponsor
University of Colorado, Denver
Other
Eligibility
6 Weeks to 13 Months
Enrollment
300 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2028
U.S. locations
2
States / cities
Aurora, Colorado • Philadelphia, Pennsylvania