The eXtraordinarY Babies Study: Baby Study for Children With XXX, XYY, XXY and Others

Clinical Trial

Offered by: Nemours Children's
Location: Delaware Valley

Trial Name

The eXtraordinarY Babies Study: Baby study for children with XXX, XYY, XXY and others

What is the trial about?

The purpose of this study is to learn more about sex chromosome variations (also called sex chromosome aneuploidies, or SCAs) in infants and young children. We would like to better understand how sex chromosome variations play a role in health and development.

Who can participate?

Children between the age of 6 weeks and 7 years old with a diagnosis of a sex chromosome trisomy such as XXY, XYY, XXX or other rare SCA such as XXYY, XXXY and XXXX are eligible to participate in this study.

What is involved?

This trial is for 6 years. Visits are yearly and more frequently in the first year of life. Blood is drawn at each visit.