Welcome to the 49, XXXXY Syndrome website!  This site has real life stories and contact info of other families living with XXXXY Syndrome! 

This website is designed for educational purposes only and is not intended to serve as medical advice. This website does not warrant the information in this site to be accurate or complete.  It is also not responsible for omissions or errors, or for the results of using this information. This site has used its best efforts to provide information that is current and accurate.  Medical science is constantly changing, and human error is always possible.