RecruitingNCT03396562

The eXtroardinarY Babies Study: Natural History of Health and Neurodevelopment in Infants and Young Children With Sex Chromosome Trisomy

Sponsor

University of Colorado, Denver

Enrollment

300 participants

Start Date

Sep 29, 2017

Study Type

OBSERVATIONAL

Conditions

XXYY Syndrome Klinefelter Syndrome Trisomy X XYY Syndrome XXXY and XXXXY Syndrome Xyyy Syndrome Xxxx Syndrome Xxxxx Syndrome Xxxyy Syndrome Xxyyy Syndrome Xyyyy Syndrome Male With Sex Chromosome Mosaicism

Summary

This study is designed to research the natural history of neurodevelopment, health and early hormonal function in infants with XXY/Klinefelter syndrome, XYY, XXX and other sex chromosome variations in an effort to identify early predictors of developmental and health outcomes. The Investigators will also evaluate different developmental screening tools in infants with sex chromosome variations so the investigators can develop recommendations for pediatrician caring for infants and young children with XXY/Klinefelter syndrome, XYY, XXX, and other sex chromosome variations.

Eligibility

Min Age: 6 WeeksMax Age: 13 Months

Plain Language Summary

Simplified for easier understanding

This clinical trial is studying Assessments of Development and Growth for people with klinefelter syndrome, male with sex chromosome mosaicism, and other related conditions. The study is currently recruiting participants at 2 locations. People eligible for this study include aged 6 Weeks to 13 Months.

This summary was AI-generated to explain the trial in plain language. It is not medical advice. Always discuss eligibility with your doctor before enrolling in a clinical trial.

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Interventions

OTHERAssessments of Development and Growth

Longitudinal observational assessments of development and growth at ages: 2 months, 6 months, 12 months, 18 months, 24 months, 36 months, 48 months, 5 years, 6 years, 7 years, 8 years, 9 years of age.

Locations(2)

Children's Hospital Colorado

Aurora, Colorado, United States

Nemours at Thomas Jefferson University

Philadelphia, Pennsylvania, United States

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NCT03396562

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